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Leaf Me Alone
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In this activity, learners explore the structure of plant leaves. Learners find out what happens when they coat either the top or bottom sides of leaves with petroleum jelly.
Carbon Dioxide Removal
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In this experiment using sprigs of Elodea, learners will observe a natural process that removes carbon dioxide (CO2) from Earth's atmosphere.
Do Plants Need Light?
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In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.
Finding the Carbon in Sugar
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In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.
Seeds: Roots and Shoots
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In this indepth hands-on activity, learners build a structure that allows them to observe the growth of roots and the correlation between root growth and stem extension.
See the Colors in Leaves
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Learners use chromatography to separate and analyze the mixture of pigments in leaves. Use this activity to discuss photosynthesis as well as why leaves change color in autumn.