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Mold Growth
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In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate.
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Measure the Pressure: The "Wet" Barometer
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In this activity, learners use simple items to construct a device for indicating air pressure changes.
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The Recycling Conservation Calculator
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In this environmental activity (page 16 of the PDF), learners will calculate the amount of energy they save by recycling paper, plastic, glass, and aluminum materials over the span of a week.
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Measure the Pressure II: The "Dry" Barometer
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In this activity, learners use simple items to construct a device for indicating air pressure changes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-595.jpg?itok=eqbdXp5Z)
Weather Forecasting
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This activity (on page 2 of the PDF under SciGirls Activity: Forecasting) is a full inquiry investigation into meteorology and forecasting.