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Showing results 61 to 80 of 93
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Spaghetti Strength
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In this activity on page 7 of the PDF, learners explore how engineers characterize building materials.
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Sugar Crystal Challenge
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This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.
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Marshmallow Models
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No glue is needed for learners of any age to become marshmallow architects or engineers.
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Make a Comet Model and Eat It!
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In this activity, learners build models of comets, using edible materials, to learn about comets' structure.
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Cookie Surface Area
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This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio.
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The Nose Knows!
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In this activity on page 9 of the PDF, learners test how flavoring extracts move through the walls of a balloon.
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Electricity: Fruit Batteries
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In this activity, learners create a battery from fruit. This activity helps learners explore electricity, electrochemistry, and series circuits as well as the process of scientific inquiry.
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Does Your Chewing Gum Lose Its Flavor?
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Each learner chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days.
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Molecular Menagerie
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In this activity, learners use molecular model kits to construct familiar molecules like lactose, caffeine, and Aspirin.
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Cartesian Diver
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In this quick activity (page 1 of the PDF under SciGirls Activity: California Fish), learners will build a simple Cartesian Diver in an empty 2-liter bottle.
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Milli's Insulation Investigation
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In this activity on page 2 of the PDF, learners test different materials to find out which is the best insulator.
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Shimmering Lenses
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In this activity, learners use Jell-O to explore lenses. Learners cut Jell-O into convex and concave lens shapes and examine how light exits each lens in a darkened room.
Gelatin Optic Fibers
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In this activity, learners make optical fibers out of strips of gelatin.
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Egg-stra Strength
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In this physics activity, learners will investigate the strength of egg shells.
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Soggy Science, Shaken Beans
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Learners explore soybeans, soak them in water to remove their coat, and then split them open to look inside. They also make a musical shaker out of paper cups, a cardboard tube, and soybeans.
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Dancing Cereal
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In this quick activity (on page 2 of the PDF under GPS: Body Electricity Activity), learners will observe how dry breakfast cereal appears to dance when it gets close to a balloon charged with static
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Exploring Fabrication: Gummy Capsules
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In this activity, learners make self-assembled polymer spheres.
Triboluminescence
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In this activity, learners discover what happens when they crush wintergreen-flavored candies in a very dark room.
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Veggies with Vigor
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In this activity, learners try to revive wilted celery. Learners discover that plants wilt when their cells lose water through evaporation. Use this activity to introduce capillary action.
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Starch Breakdown
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Learners use Benedict’s solution and heat to test for the presence of simple sugars in glucose, sucrose, starch, and starch combined with amylase.