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Showing results 61 to 80 of 148
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Water "Digs" It!
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In this activity, learners investigate soil erosion. Learners set up a simulation to observe how water can change the land and move nutrients from one place to another.
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Wonderful Weather
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In this activity, learners conduct three experiments to examine temperature, the different stages of the water cycle, and how convection creates wind.
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Reason for the Seasons
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In this activity (on page 6 of the PDF), learners plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first.
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Tiny Geyser Models
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In this activity (located on page 2), learners will construct tiny model geysers out of film canisters, warm water, and antacid seltzer tablets.
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The Squeeze Box
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In this geology activity learners build a "squeeze box," which allows them to compress layers of sediment. This is a great way to investigate folding and faulting in the Earth.
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Candy Chemosynthesis
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In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition.
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Black Holes: No Escape
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This fun and simple hands-on astronomy activity lets learners experiment with marbles and weights to discover some basics about gravity and black holes.
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Mini Glacier Meltdown
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This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation about the different causes of glacial melt.
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Current Events
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Learners model the ocean currents that carry hot water from the tropics to northern latitudes.
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Jet Propulsion
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In this two-part activity, learners work in pairs to examine the four basic stages of a turbine engine.
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Colors of Stars
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In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy.
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Our Place in Our Galaxy
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In this fun and simple hands-on astronomy activity, learners construct a model of our place in the Milky Way Galaxy and the distribution of stars, with a quarter and some birdseed.
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Watercraft
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In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.
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Modeling Tidal Action
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In this activity (Lesson 1), learners work in groups to create tide simulations.
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Moving Model Glacier
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In this goopy activity (page 2 of PDF under GPS: Glaciers Activity), learners will model glacial movement with “gak,” a white glue and liquid starch mixture.
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Touch Down
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In this design challenge activity, learners build a shock-absorbing system that will protect two “astronauts” when they land.
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Chocolate (Sea Floor) Lava
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In this edible experiment, learners pour "Magic Shell" chocolate into a glass of cold water. They'll observe as pillow shaped structures form, which resemble lavas on the sea floor.
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Air Cannon
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In this activity, learners create air cannons out of everyday materials. Learners use their air cannons to investigate air as a force and air pressure.
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Carbon Cycle Poster
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In this activity, learners gain knowledge about how carbon moves through all four of the Earth’s major spheres (biosphere, hydrosphere, atmosphere, and lithosphere), and understand how humans influenc
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Rocket Wind Tunnel
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In this activity, learners evaluate the potential performance of air rockets placed inside a wind tunnel.