Grades 2-7. 1993. Janice VanCleave uses 20 simple and fun-filled experiments to explore these and other questions about animals. Experiments use inexpensive household materials and require minimal preparation and cleanup. Each . . Former teacher Janice VanCleave uses marbles, cardboard, beans, and other commonplace items to teach about gravity and speed.
All experiments require a minimum of preparation and cleanup.
Grades 2-7. 1993. Janice VanCleave uses 20 simple experiments with everyday materials to explain how molecules work. These make exciting teacher demonstrations or hands-on activities for students. Each . . Grades 2-7. 1993.