Jefferies, Lawrence

Questions and answers provide a wide range of basic information about animals, including such topics as classification, migration, hibernation, and habits.

Questions and answers provide a wide range of basic information about animals, including such topics as classification, migration, hibernation, and habitats.

Answers such questions as "What is air made of?" and "How do plants use carbon dioxide?". Includes simple experiments.

Answers such questions as "What is a star?", "Why do stars twinkle?", and "How long does a star live?".