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Showing results 121 to 140 of 205
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Design a Park
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In this activity, learners are invited to imagine the park of their dreams!
Caterpillar Measure
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In this activity, young learners use different-sized paper 'caterpillars' and various household items to predict and measure their height.
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Kool Colors
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Learn about dyes and mordants (fixatives) when you tie-dye fabric with Kool-Aid™ and vinegar. The colored molecules in Kool-Aid™ form a chemical bond between the fiber and dye molecules.
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Inner Strength
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In this activity about endoskeletons (page 8 of PDF), learners observe, compare and contrast different kinds of chicken bones, and relate their chicken bone observations to human bones.
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Rolling Action Art
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In this activity, learners of all ages will roll a ball coated with paint to artistically visualize the motion of the object.
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Cold Metal
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In this activity, learners discover that our hands are not reliable thermometers.
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Of Cabbages and Kings
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This lesson gives full instructions for making cabbage juice indicator, a procedure sheet for learners to record observations as they use the indicator to test materials, and extension activities to d
Floating Golf Ball
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Visitors observe a graduated cylinder with a golf ball floating about halfway in liquid. The bottom half of the cylinder contains a concentrated solution of salt.
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Name That Frequency
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This activity was designed for blind learners, but all types of learners can model how vibrating particles, such as in a sound wave, bump into other particles causing them to vibrate, and that the vib
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Magnifying and Observing Cells
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In this activity related to microbes, learners make slides of cells from an onion skin and Elodea (American or Canadian waterweed) to observe under a microscope.
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Dirt Life
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After an interest-generating discussion about "dirt" and microbes, learners select and collect soil samples from a variety of locations (schoolyard, home, etc.).
Soaring Satellites
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Using a vertical wind tube and using simple materials, individuals and groups attempt to design a "satellite" that floats for at least 5 seconds.
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Mold Mole Molds
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In this activity, learners make different shapes that hold exactly one mole of gas (air).
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Homemade Rube Goldberg Machine
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In this fun and, at times, hilarious force and motion activity, learners will use household objects to build a crazy contraption and see how far they can get a tennis ball to move.
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Make A Map for A Treasure Hunt
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In this activity, learners will explore how maps can provide information about a place and help us find our way from one location to another.
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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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Mapping the Homunculus
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In this activity, learners will explore how the human brain interprets environmental stimuli.
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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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ANTacid: Indicator Paper on an Anthill
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In this activity, learners make acid/base indicator paper, place the indicator paper on an anthill, disturb a bunch of ants, and then observe what happens!
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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.