MATHEMATICS - WHAT BEAST IS THIS?

Caius Zip is a teenager that, during his private maths classes, disappears into air. Caius was chosen for a very special purpose to travel in time. He must face mysterious cases, adventures, fun and, mostly, his biggest fear: the monster of Mathematics.
Apart from the entertaining chapters, this book has a strong didactic content and each story tackles mathematical concepts, like: Powers and Roots - Prime Numbers - GCD - LCM - Fractions - Decimal Numbers - Repeating Decimals - Measurement Units - Percentage.