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In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.

In this environmental health activity, learners investigate their breathing and pulse rates, and learn how these measurements are affected by physical activity.

In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.

In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

In this environmental health activity, learners investigate their own vital lung capacities.

In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.

In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.