Acorn is the new Heinemann Library brand for 2006. There are 32 titles in total for the Science and Geography curriculum. Each title is levelled for 4-6 year olds to build their confidence. Simple, patterned text and predictable page design helps to develop understanding of key issues and text is closely matched to the pictures. What makes a monkey a monkey? Are all monkeys alike? Each book in this delightful new series looks at an animal group and the characteristics that make every animal within that group unique. It introduces children to the variety found within animal groups, such as size, shape and colour. It includes a diverse selection of photographs to enhance children's understanding of the text. It uses compare and contrast text to explore diversity in the animal world.