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Showing results 641 to 660 of 2051
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A Degrading Experience
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In this activity on page 27, learners perform an experiment to learn about how different types of marine debris degrade and how weather and sunlight affect the rate of degradation.
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Weather Stations: Storms
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In this activity, learners test how cornstarch and glitter in water move when disturbed. Learners compare their observations with videos of Jupiter's and Earth's storm movements.
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Newton Car
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In this activity, learners work in teams to investigate the relationship between mass, acceleration, and force as described in Newton's second law of motion.
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Sniffing for a Billionth
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This is an activity (located on page 4 of the PDF under What's Nano? Activity) about size and scale.
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Hanging Around
Learners investigate weight by building a spring scale. They observe and record how it responds to objects with different masses.
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Kid Moon: Splat!
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In this activity, learners model ancient lunar impacts using water balloons.
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Lighting Up Celery Stalks
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In this activity, learners conduct a series of hands-on experiments that demonstrate how the working of plants' veins, known as capillary action, enables water to travel throughout the length of a pla
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Stretch Your Potential
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In this activity, learners create a toy that demonstrates the First Law of Thermodynamics or the Law of Conservation of Energy.
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Dogs and Turnips
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Learners turn over a random selection of cards from a larger set. From the words revealed, they try to determine the sentence represented on the larger set of cards.
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Mystery Tubes
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Learners investigate a pre-constructed mystery tube to determine its interior mechanism.
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Scent Tracking
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In this wintertime outdoor activity, learners role play wolves tracking their prey by following scented trails.
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Moon's Long History: Impact Paintings
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In this activity, pairs of learners model how scientists use craters to determine the ages of lunar surfaces. One partner keeps time while the other creates a painting for the other to interpret.
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Submersibles and Marshmallows
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In this activity, learners discover the difficulty of ocean exploration by human beings as they investigate water pressure.
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Mold Terrarium: What Grows on Leftover Food?
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This activity shows you how to make a mold terrarium using a jar and leftover food.
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Hopper Circus
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In this outdoor activity and/or field trip, learners investigate the behavior of hopping animals.
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Neutralizing Acids and Bases
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Learners use their knowledge of color changes with red cabbage indicator to neutralize an acidic solution with a base and then neutralize a basic solution with an acid.
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Bark Beetle Infestation Investigation: Estimation and Pheromones
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This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.
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Mirrorly a Window
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In this activity about light and reflection, learners discover that what you see is often affected by what you expect to see.
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Prehistoric Climate Change
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In this online interactive, learners use fossils to infer temperatures 55 million years ago, at the sites where the fossils were found.