Bøker i Cooper's Challenge-serien

Cooper is facing the loss of his human dad. On top of that his human mom has just moved them into an apartment. For the first time is is just the two of them. One day mom brings home someone to share in their new adventure. A rabbit. Rescued from a bunny shelter the rabbit is known as a "dumped bunny". This means their families could no longer care for them so they leave them alone in a park. Once Cooper and the bunny meet, the bunny senses that the dog is different. This story chronicles, through photographs, the bond that forms between the two lost soles and how through kindness and understanding a friendship is born.