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Showing results 1 to 15 of 15
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Floating and Sinking Fruits and Veggies
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In this activity, learners will explore the density of an object in water. Learners will compare what happens to fruits and vegetables in regular and salt water.
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Composting
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In this environmental science activity, learners research what is essential for plant life and the necessary components of soil to support plants.
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Planting with Precision
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In this activity, learners explore how engineers work to solve the challenges of a society, such as efficient planting and harvesting.
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Rooftop Gardens
How does a green roof, or roof covered by plants, affect the temperature of the inside and outside of a building? Learners design and build houses to find out the answer.
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Make a Terrarium
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In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.
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Flower Power
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In this activity, learners will experiment with changing flower colors. Learners will investigate the effects of acids and bases on flower colors.
How Does Water Climb a Tree?
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In this activity, learners conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.
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Living Clocks
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In this activity about daily rhythms (on page 17 of the PDF), learners will explore circadian patterns in humans, animals and plants.
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Using a Sundial
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In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.
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Irrigation Ideas
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In this activity, learners explore how civil engineers solved the challenge of moving water via irrigation.
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Leaf it to Me
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In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.
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Color-Changing Carnations
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Learners place cut flowers in colored water and observe how the flowers change. The flowers absorb the water through the stem and leaves.
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Squishy Soil
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In this activity, learners will investigate the part of soil. Explore how clay, silt, and sand make up the dirt in your background. Activity includes step-by-step instructions and extension ideas.
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Dye Like A Natural
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In this activity, learners stain fabrics--on purpose!
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Super Soaker
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In this activity (page 1 of the PDF under SciGirls Activity: Bogs), learners will test cups full of potting soil, sand, and sphagnum moss to see which earth material is able to soak up the most water.