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Total Internal Reflection
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In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.

Comparing Fractions War Card Game
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In this math activity, learners practice comparing fractions.

Stop: Practice Stopping at Vehicle Intersections
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This is an online game about stopping distance. Learners choose one of three vehicles and one of three speeds.

Modulated Coil: Hear the magnet!
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Do you have an extra portable cassette tape player hanging around?

Telephone Talk
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In this math activity, learners find patterns in telephone numbers.

Achi: A Strange Game of Tic Tac Toe
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In this game, learners strategize to be the first player to make three in a row.

Sand Paper Rankings
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In this activity (2nd activity on the page), learners explore the sensitivity of their sense of touch.

Sock It To Me!
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In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.

100 Puzzles
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In this activity, learners find as many combinations of a hundred as they can using various puzzle pieces from a hundred square grid paper.