All about the wisest worm in the world! William is such a wise old worm everyone comes to him for help. But is William wise enough to save them all from The World Worm-Charming Championship? The Animal Crackers series is back by popular demand, with an attractive and fresh new cover design. Inside, the pages have clear, easy-to-read type and fun colour illustrations throughout each book. They also include joke sections and are published in a large, child-friendly format.