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Showing results 961 to 980 of 1508
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Sink or Swim?
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In this activity, learners identify different plastics in a mystery bag. Learners discover that plastics are classified #1 through #7.
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Breathing Yeasties
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In this life science activity (page 8 of the PDF), learners explore the carbon cycle by mixing yeast, sugar and water.
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Simple Spinner
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In this activity, learners create a tiny electric, motorized dancer. Learners use the interactions of magnetism and electric current to make a wire spin, while displaying the Lorentz Force in action.
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Parachute Parade
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In this engineering activity, learners design parachutes to give toy figures safe landings. This activity is great for practicing an important STEM skill--changing only one variable at a time.
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Light Soda
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In this activity, learners sublimate dry ice and then taste the carbon dioxide gas.
Tsunami: Waves of Destruction
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In this activity, learners use tsunami time travel maps to predict how long it will take a tsunami to reach the shore.
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Shadow Play
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In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.
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Inverted Bottles
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In this activity, learners investigate convection by using food coloring and water of different temperatures.
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There's Always Room For JELL-O
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In this activity, learners cut wells in JELL-O© and load the wells with different detergent solutions.
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Circles of Magnetism IV
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In this activity related to magnetism and electricity, learners observe as two parallel, current-carrying wires exert forces on each other.
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Painting a Picture with Air
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Create a painting by blowing air out of a straw. Push liquid acrylic paint around on some watercolor paper by aiming short bursts of air onto the paint puddle.
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Canned Heat
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In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.
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Exploring Ramps
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This guide features three related ramp explorations in which learners investigate the following science concepts: when placed on a ramp, some objects roll, others slide, and others stay put; the shape
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Paper Table
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In this design challenge activity, learners use tubes of newspaper to make a table that’s at least eight inches tall and strong enough to hold a heavy book!
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Defining Dissolving
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In this introductory activity, learners discover that sugar and food coloring dissolve in water but neither dissolves in oil.
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Cauldron Bubbles
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In this activity, learners mix up a bubbly brew and examine density. Learners explore how they can make different materials fall and rise in water using oil, water, and salt.
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Super Golf Tower
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In this engineering activity, challenge learners to build a tower out of 10 sheets of newspaper and 3 feet of masking tape, which can hold a golf ball balancing at the top.
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Auditory Acuity
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This activity (8th activity on the page) tests learners' ability to identify things using only the sense of hearing.
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Physics by the Fire: Matchstick Rocket
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Learners build a small rocket using a matchstick and a piece of aluminum foil. A second, lit match launches the match rocket. This activity involves fire; adult supervision required.
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How Fast Are You?
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This activity is designed to let learners measure their reaction time or response time to something they see.