Ages 9 to 12 years. One of the prime duties of parents and teachers is to kindle the desire for knowledge in children. Knowledge enlightens and enriches our minds and also our lives. The Pegasus Encyclopaedia is a series which introduces the children to the world of information and endless knowledge. It is a splendid collection of 20 encyclopaedias ranging from History, Geography, Animal World to Physics, Chemistry and Space. Each book gives detailed knowledge of the subject. Lucid language, striking photographs and creative illustrations makes each book unique and incomparable.