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In this activity, learners see how many coins they can add to a full glass of water before the water overflows.

Take the two-straw challenge and discover how pressure affects vacuums! In this activity, learners experiment with drinking through one and two straws, comparing the amount of liquid they can drink.

In this activity, learners explore gravity and air pressure as they experiment with holding a glass full of water upside down, without spilling it, using a simple piece of cardstock.

This is an activity about center of gravity. Learners will balance a fork on a glass by finding its center of gravity.

In this physics demonstration, learners will be surprised when a lemon slice appears to magically levitate within a pint glass.