Bøker av Basford Holmes

Excellent fitness for the mind and energy for the brain. 100 Lighthouse Battleship puzzles 10x10 + 11x11 hard levels and 12x12 + 14x14 very hard levels. 100 Yajilin puzzles 10x10 + 11x11 + 12x12 + 14x14. 50 Calcudoku sudoku puzzles 9x9 hard levels. 50 Calcudoku sudoku puzzles 9x9 very hard levels. 50 Tridoku Sudoku puzzles 9x9 hard levels. 50 Tridoku Sudoku puzzles 9x9 very hard levels. Unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. The best book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Medium, moderate training for the mind and energy for the brain. - 200 KaKuro sudoku puzzle 9x9 ] 10x10 + 12x12 + 15x15. - 100 Su-Kro-Kuro sudoku puzzles 11x11 + 12x12. - 100 Number Cross Sudoku - 25 puzzles 9x9, 25 puzzles 10x10, 25 puzzles 11x11 and 25 puzzles 12x12 medium levels. Unique puzzlesKakuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Su-Kro-Kuro puzzles. ("Sukrokuro" - the name of the puzzle is made up of parts of the words "Sudoku," "Kropki," and "Kakuro") combines elements of three puzzles: Sudoku, Sudoku-points, and Kakuro. The task is a square grid with white and black cells. It is necessary to fill white cells with numbers so that in each row and in each column each number from 1 to N would meet only once. In black cells, the upper right value is the sum of the numbers in the row, and the value from the bottom left is the sum of the column numbers below the cell. If the numbers in neighboring cells differ by one, then there is a point on the border between them. If there is no point between two adjacent cells, the numbers in these cells differ by more than one. Number Cross Sudoku. The number cross is a square grid with numbers. The solution is to shade some cells. The first row and the top row of numbers show the sum of the numbers in white cells in the corresponding row or column. + 250 sudokus difficult level that can be downloaded and printed.+ 250 maze puzzles that can be downloaded and printed.Only 1 verified answer. All answers are at the end of the book. Puzzles are exclusive. An excellent book for free time and mind exploration.I hope you enjoy the book.Best regards, Basford Holmes

High-quality sudoku puzzles for brain activity. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. BrickWallDoku. A brick wall is a logical puzzle. Fill the grid with numbers so that in each row and in each column they do not repeat. On each brick, one number is even, the other is odd. Unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downl0aded and printed. Only 1 verified s0lution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

This is a special workout and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 17 x 17. 50 Kakuro 18 x 18. 50 Kakuro 19 x 19. 50 Kakuro 20 x 20. 100 Calcudoku sudoku puzzle hard levels. 100 Calcudoku sudoku puzzle very hard levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

This is a strong workout and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 15 x 15. 50 Kakuro 16 x 16. 50 Kakuro 17 x 17. 50 Kakuro 18 x 18. 100 calcudoku sudoku puzzle medium levels. 100 calcudoku sudoku puzzle hard levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Decent mental fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. BrickWallDoku. A brick wall is a logical puzzle. Fill the grid with numbers so that in each row and in each column they do not repeat. On each brick, one number is even, the other is odd. Unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified soluti0n. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

The good fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. BrickWallDoku. A brick wall is a logical puzzle. Fill the grid with numbers so that in each row and in each column they do not repeat. On each brick, one number is even, the other is odd. Unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Very difficult training and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 17 x 17. 50 Kakuro 18 x 18. 50 Kakuro 19 x 19. 50 Kakuro 20 x 20. 200 calcudoku sudoku puzzle very hard levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Heavy fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 15 x 15. 50 Kakuro 16 x 16. 50 Kakuro 17 x 17. 50 Kakuro 18 x 18. 200 calcudoku sudoku puzzle hard levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Superb puzzles to keep your mind in good shape. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed.Tridoku. The puzzle consists of nine large triangles. Each of them contains nine small triangles. Figures from 1 to 9 should be placed in the cells of each large triangle. The field contains additional lines, the cells of which must also contain non-repeating numbers. Two adjoining triangular cells should not contain the same numbers (even if the cells touch each other with only one point).50 Kakuro sudoku puzzles 17 x 17. 50 Kakuro sudoku puzzles 18 x 18. 50 Kakuro sudoku puzzles 19 x 19. 50 Kakuro sudoku puzzles 20 x 20. 100 Tridoku hard sudoku puzzles. 100 Tridoku very hard sudoku puzzles. Unique puzzles. + 250 Sudoku expert level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. A great book for free time and studying the mind. I hope you enjoy the book. Best regards, Basford Holmes

Good fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. BrickWallDoku. A brick wall is a logical puzzle. Fill the grid with numbers so that in each row and in each column they do not repeat. On each brick, one number is even, the other is odd. Unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Good puzzles to keep your mind in good shape. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed.Tridoku. The puzzle consists of nine large triangles. Each of them contains nine small triangles. Figures from 1 to 9 should be placed in the cells of each large triangle. The field contains additional lines, the cells of which must also contain non-repeating numbers. Two adjoining triangular cells should not contain the same numbers (even if the cells touch each other with only one point).50 Kakuro sudoku puzzles 8 x 8. 50 Kakuro sudoku puzzles 9 x 9. 50 Kakuro sudoku puzzles 14 x 14. 50 Kakuro sudoku puzzles 15 x 15. 100 Tridoku easy sudoku puzzles. 100 Tridoku medium sudoku puzzles. Unique puzzles. + 250 Sudoku expert level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. A great book for free time and studying the mind. I hope you enjoy the book. Best regards, Basford Holmes

Light fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 8 x 8. 50 Kakuro 9 x 9. 50 Kakuro 10 x 10. 50 Kakuro 11 x 11. 200 calcudoku sudoku puzzle easy levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Superb puzzles to keep your mind in good shape. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed.Tridoku. The puzzle consists of nine large triangles. Each of them contains nine small triangles. Figures from 1 to 9 should be placed in the cells of each large triangle. The field contains additional lines, the cells of which must also contain non-repeating numbers. Two adjoining triangular cells should not contain the same numbers (even if the cells touch each other with only one point).50 Kakuro sudoku puzzles 17 x 17. 50 Kakuro sudoku puzzles 18 x 18. 50 Kakuro sudoku puzzles 19 x 19. 50 Kakuro sudoku puzzles 20 x 20. 200 Tridoku very hard sudoku puzzles (Veteran levels). Unique puzzles. + 250 Sudoku expert level that can be downloaded and printed.+ 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. A great book for free time and studying the mind. I hope you enjoy the book. Best regards, Basford Holmes

Diverse fitness and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. All signs of mathematical signs are hidden. The puzzle can be called Square Wisdom, Kendoku. 50 Kakuro 8 x 8. 50 Kakuro 12 x 12. 50 Kakuro 16 x 16. 50 Kakuro 20 x 20. 50 calcudoku sudoku puzzle easy levels. 50 calcudoku sudoku puzzle medium levels. 50 calcudoku sudoku puzzle hard levels. 50 calcudoku sudoku puzzle very hard levels. Only unique puzzles. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. 1 verified solution. All answers are at the end of the book. Exclusive puzzles. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Great puzzles to keep your mind in good shape. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed.Tridoku. The puzzle consists of nine large triangles. Each of them contains nine small triangles. Figures from 1 to 9 should be placed in the cells of each large triangle. The field contains additional lines, the cells of which must also contain non-repeating numbers. Two adjoining triangular cells should not contain the same numbers (even if the cells touch each other with only one point).50 Kakuro sudoku puzzles 15 x 15. 50 Kakuro sudoku puzzles 16 x 16. 50 Kakuro sudoku puzzles 17 x 17. 50 Kakuro sudoku puzzles 18 x 18. 200 Tridoku hard sudoku puzzles (Professional levels). Unique puzzles. + 250 Sudoku expert level that can be downloaded and printed.+ 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. A great book for free time and studying the mind. I hope you enjoy the book. Best regards, Basford Holmes

Hard and very hard training for the mind and energy for the brain. 200 KaKuro sudoku puzzle 16x16-17x17-19x19-20x20. 100 Su-Kro-Kuro sudoku puzzles 11x11 + 12x12. 100 Number Cross Sudoku - 25 puzzles 9x9, 25 puzzles 10x10 hard levels, 25 puzzles 11x11 and 25 puzzles 12x12 very hard levels. Unique puzzles. Kakuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Su-Kro-Kuro puzzles. ("Sukrokuro" - the name of the puzzle is made up of parts of the words "Sudoku," "Kropki," and "Kakuro") combines elements of three puzzles: Sudoku, Sudoku-points, and Kakuro. The task is a square grid with white and black cells. It is necessary to fill white cells with numbers so that in each row and in each column each number from 1 to N would meet only once. In black cells, the upper right value is the sum of the numbers in the row, and the value from the bottom left is the sum of the column numbers below the cell. If the numbers in neighboring cells differ by one, then there is a point on the border between them. If there is no point between two adjacent cells, the numbers in these cells differ by more than one. Number Cross Sudoku. The number cross is a square grid with numbers. The solution is to shade some cells. The first row and the top row of numbers show the sum of the numbers in white cells in the corresponding row or column. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified answer. All answers are at the end of the book. Puzzles are exclusive. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Grand load and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Hitori. This is a logical puzzle. Cross out repeating numbers so that none of them appear in one row or column more often than once. The crossed out cells can touch each other only with angles, but not sides. Unsolved cells should constitute a continuous "white" space, that is, none of them should be isolated from the others. Only unique sudoku puzzles. These puzzles develop memory and logical thinking. Each Sudoku has only one proven solution. All answers are at the end of the book. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Medium and hard training for the mind and energy for the brain. 200 KaKuro sudoku puzzle 12x12-15x15-17x17-19x19. 100 Su-Kro-Kuro sudoku puzzles 11x11 + 12x12. 100 Number Cross Sudoku - 25 puzzles 9x9, 25 puzzles 10x10 medium levels, 25 puzzles 11x11 and 25 puzzles 12x12 hard levels. Unique puzzles. Kakuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Su-Kro-Kuro puzzles. ("Sukrokuro" - the name of the puzzle is made up of parts of the words "Sudoku," "Kropki," and "Kakuro") combines elements of three puzzles: Sudoku, Sudoku-points, and Kakuro. The task is a square grid with white and black cells. It is necessary to fill white cells with numbers so that in each row and in each column each number from 1 to N would meet only once. In black cells, the upper right value is the sum of the numbers in the row, and the value from the bottom left is the sum of the column numbers below the cell. If the numbers in neighboring cells differ by one, then there is a point on the border between them. If there is no point between two adjacent cells, the numbers in these cells differ by more than one. Number Cross Sudoku. The number cross is a square grid with numbers. The solution is to shade some cells. The first row and the top row of numbers show the sum of the numbers in white cells in the corresponding row or column. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified answer. All answers are at the end of the book. Puzzles are exclusive. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Entertaining puzzles to keep your mind in good shape.KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed.Tridoku. The puzzle consists of nine large triangles. Each of them contains nine small triangles. Figures from 1 to 9 should be placed in the cells of each large triangle. The field contains additional lines, the cells of which must also contain non-repeating numbers. Two adjoining triangular cells should not contain the same numbers (even if the cells touch each other with only one point).50 Kakuro sudoku puzzles 8 x 8. 50 Kakuro sudoku puzzles 9 x 9. 50 Kakuro sudoku puzzles 10 x 10. 50 Kakuro sudoku puzzles 12 x 12. 200 Tridoku easy sudoku puzzles (Novice levels). Unique puzzles. + 250 Sudoku expert level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified solution. All answers are at the end of the book. Exclusive puzzles. A great book for free time and studying the mind. I hope you enjoy the book. Best regards, Basford Holmes

Amazing load and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Hitori. This is a logical puzzle. Cross out repeating numbers so that none of them appear in one row or column more often than once. The crossed out cells can touch each other only with angles, but not sides. Unsolved cells should constitute a continuous "white" space, that is, none of them should be isolated from the others. Only unique sudoku puzzles. These puzzles develop memory and logical thinking. Each Sudoku has only one proven solution. All answers are at the end of the book. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Easy and medium training for the mind and energy for the brain. 200 KaKuro sudoku puzzle 8x8-9x9-12x12-16x16. 100 Su-Kro-Kuro sudoku puzzles 11x11 + 12x12. 100 Number Cross Sudoku - 25 puzzles 9x9, 25 puzzles 10x10 easy levels, 25 puzzles 11x11 and 25 puzzles 12x12 medium levels. Unique puzzles. Kakuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Su-Kro-Kuro puzzles. ("Sukrokuro" - the name of the puzzle is made up of parts of the words "Sudoku," "Kropki," and "Kakuro") combines elements of three puzzles: Sudoku, Sudoku-points, and Kakuro. The task is a square grid with white and black cells. It is necessary to fill white cells with numbers so that in each row and in each column each number from 1 to N would meet only once. In black cells, the upper right value is the sum of the numbers in the row, and the value from the bottom left is the sum of the column numbers below the cell. If the numbers in neighboring cells differ by one, then there is a point on the border between them. If there is no point between two adjacent cells, the numbers in these cells differ by more than one. Number Cross Sudoku. The number cross is a square grid with numbers. The solution is to shade some cells. The first row and the top row of numbers show the sum of the numbers in white cells in the corresponding row or column. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. Only 1 verified answer. All answers are at the end of the book. Puzzles are exclusive. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes

Excellent load and energy for the brain. KaKuro is a logical numerical puzzle, the mathematical equivalent of a crossword puzzle. In the cells it is necessary to place the numbers from 1 to 9, there are inactive cells (marked in black). In cells with given numerical values, the upper right value indicates the sum of the digits in the row, and the value from the lower left position is equal to the sum of the digits of the column below the cell. For example, the number 6 can be represented as a sum of 2 and 4 or 1 and 5; the same numbers (3 and 3) are not allowed. Hitori. This is a logical puzzle. Cross out repeating numbers so that none of them appear in one row or column more often than once. The crossed out cells can touch each other only with angles, but not sides. Unsolved cells should constitute a continuous "white" space, that is, none of them should be isolated from the others. Only unique sudoku puzzles. These puzzles develop memory and logical thinking. Each Sudoku has only one proven solution. All answers are at the end of the book. + 250 sudokus difficult level that can be downloaded and printed. + 250 maze puzzles that can be downloaded and printed. An excellent book for free time and mind exploration. I hope you enjoy the book. Best regards, Basford Holmes