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Be a Friend to Trees by Patricia Lauber Holly Keller
$12.99 AUD
Category: Children's Picture Paperbacks | Series: Let's-Read-And-Find-Out Science 2 Ser.
Why should you be a friend to trees? Trees are a valuable natural resource. People depend on trees for food, and animals depend on trees for food and shelter. But most important, we depend on trees because they add oxygen, a gas we all need, to the air. While trees give us many wonderful products, we mu ...Show more
Germs Make Me Sick! by Melvin Berger
$9.95 AUD
Category: Children's Non-Fiction | Series: Let's Read-&-find-out Science S.
Explains how bacteria and viruses affect the human body and how the body fights them.
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