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In this activity related to indoor air pollution, learners build take-home dust catchers with wax paper and petroleum jelly.

In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure.

In this activity, learners work in teams to construct human lung models from small plastic beverage bottles and balloons.

In this activity, learners try to blow up a balloon hanging inside of an empty bottle.