This colourful Dr. Seuss activity book makes maths fun! Join the Cat in the Hat as he strides through number basics with lots of fun-filled activities along the way. Includes special Dr. Seuss reward stickers to let the world know how well you're doing! The Cat in the Hat and a host of other colourful Seussian characters introduce the concept of sets as well as covering simple subtraction and number recognition. Children can work through the book alone or with an adult to fill in the answers to crazy questions. A set of fun stickers completes this great activity book.