The most fun you can have while learning addition! How many cats are looking for rats? Flaps, pull tabs, and pop-ups, along with hilarious illustrations on every page, provide all the answers.

Best-selling authorColin Hawkinswas born in Blackpool, England, and won a scholarship to art school at the age of thirteen. He and his wife, Jacqui, produced their first children's book,Witches, in 1981 and over one hundred titles have followed since then.