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Cleaning with Dirt
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Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.
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Lava Layering: Making and Mapping a Volcano
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In this activity, learners discover how geologists use stratigraphy, the study of layered rock, to understand the sequence of geological events.
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Fizzy Nano Challenge
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This lesson focuses on how materials behave differently as their surface area increases.
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Dust Catchers
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In this activity related to indoor air pollution, learners build take-home dust catchers with wax paper and petroleum jelly.
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Rusty Penny
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In this easy chemistry activity, learners submerge pennies in different liquids (water, lemon juice, vinegar, liquid hand soap, salt water, and baking soda mixed with water) to observe which best clea
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Digestion
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In this food science activity, learners explore digestion and proteins by observing the action of meat tenderizer on luncheon meat.
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Abuse-a-Cyst
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In this activity, learners examine how brine shrimp populations can survive in some of the harshest environments.
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Modeling Day and Night
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In this activity (on page 1 of the PDF), learners make a "mini-globe" to investigate the causes of day and night on our planet.
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Meteoroids and the Craters They Make
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In this activity, learners investigate the formation of craters. Learners will examine how the size, angle and speed of a meteorite's impact affects the properties of craters.
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Excavating and Mapping Under Water
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In this archaeology activity, learners consider ways in which excavating an underwater site is different from excavating a terrestrial site.
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To Taste or Not to Taste
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In this biology activity (page 8 of the PDF), learners will determine whether they are "tasters" or "non-tasters", test selected individuals from their families and peer group for the trait, and chart
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DNA Extraction
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In this activity related to plant biotechnology, learners extract DNA from fruit to investigate how it looks and feels.
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Batter Up!
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This activity (on page 3 of the PDF under GPS: Baseball Activity) is a full inquiry investigation into how "bounciness" relates to the distance a ball will fly when hit off a batting tee.
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Measuring Your Breathing Frequency at Rest
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In this activity about the brain and sleep (on page 138 of the PDF), learners measure their resting breathing rates. Learners will discover that breathing frequencies vary amongst individuals.
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Skin Deep
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In this activity, learners explore how to protect their skin while applying pesticides to plants.
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Modeling Mendel's Pea Experiment
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This modeling activity allows learners to discover for themselves what Mendel uncovered in his famous pea experiments.
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How Much Water is in that Cloud?
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In this activity, learners working in pairs saturate a cotton ball using water drops from an eyedropper to demonstrate the high water capacity of clouds.
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Absorb & Repel
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In this activity, learners investigate how different materials repel or absorb water. Learners use spray bottles to explore how everyday items like sponges, cardboard, feathers, etc.
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Amazing Albedo
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In this experiment, learners work in teams to investigate how the color of a surface influences its ability to reflect light and therefore heat.
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Best Bubbles
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In this activity, learners experiment with creating various types of bubble solutions and testing which ingredients form longer-lasting bubbles.