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Showing results 1 to 11 of 11
Build a Battery
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Learners make a simple battery out of "sandwiches" of aluminum foil, pennies, and a salt water-soaked paper towel.
In the Toilet
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This activity explores the basic workings of a siphon, which is the core technology that makes toilets work.
Wingin' It
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Learners explore the Bernoulli effect by building an airfoil (airplane wing) and making it fly.
Designing Bandages
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Learners design different shaped bandages for different purposes. First, they draw their designs on paper.
Draggin' Boats
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Learners design, build, and test models of "dragon boats" made from up to three milk cartons.
Three Little Pigs
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In this activity, leaners explore building techniques by recreating the story of The Three Little Pigs.
Quipus
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Learners create an Incan counting device called a quipu (pronounced kee-poo).
Slide Rules
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Learners make their own simple slide rules out of paper and learn how they work.
Secret Writing Devices
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In this activity about encryption, learners cut out a secret decoder badge from a handout and use it to encode messages to each other.
Gross Growth
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In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week.
Shaking It!
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In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.