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Activity
Exploratorium

Radioactive Decay Model

For Teachers 9th - 12th
Toss 100 pennies (or poker chips or any other two-different-sided objects) and remove all of those displaying tails. Line them up and repeat. The lines of pennies collected get smaller each time, successfully representing half-life.
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Lesson Plan
Curated OER

The Uses of Radiation

For Teachers 5th - 8th
No visual aids, no activities, and no demonstrations accompany this plan. What you will find, is background information for a short lecture on the use of isoptopic radiation in the medical field and in our everyday lives. Should you...
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Organizer
CPO Science

Physics Skill and Practice Worksheets

For Students 9th - Higher Ed Standards
Stop wasting energy searching for physics resources, this comprehensive collection of worksheets has you covered. Starting with introductions to the scientific method, dimensional analysis, and graphing data, these skills practice...