Breaking Earth's Hold

Grades 2 - 6

By investigating inertia, gravity, and centripetal force, learn how planets stay in orbit, what causes weightlessness, and why it's difficult to time a space launch.

Each Nutshell includes:

• 8-12 activities that develop a specific science topic
• Quality materials for 1-3 students
• An Activity Guide with simple, clearly written instructions
• 3 Activity Journals to record student observations and data, and apply writing skills
• Consumable materials for 6 uses