Discusses several members of the grasshopper family, including locusts. Shows eating habits, life cycle, grasshopper enemies, grasshoppers and humans. Excellent photos and a well written text. Grade four students may need some help with text. Includes glossary and index.
Experiments illustrate factors which affect the speed of falling objects.
The program also explores how we use gravity to do jobs and get energy, and how we have to use energy to lift things against gravity. An interesting look at the world of the grey squirrel. Shows how and where they build their nests, squirrel babies and how the mother cares for them. Nice photos of newborn babies. Large print and simple text make this suitable for early elementary students.