The book is about a young boy who’s name is Robert. Robert is a typical middle school student who hates mathematics and he suffers to do mathematical problems in school. Furthermore, like other middle school students, Robert cannot connect between mathematical concepts and real life. Besides mathematics Robert has another problem, he has recurring dreams. Every night, he would dream of either being eaten by a smelly, giant fish or experiencing a fall off an endless slide. Robert was suffering from such dreams for a long time but one night he met a creature in his dream that introduced himself as the number devil. In the book, the number devil represents a mathematician who has problems understanding how students lack success in mathematical
