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Cutting it Down to Nano
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This simple activity uses paper and scissors to convey two key concepts to learners: the nanoscale is very small and working on the nanoscale requires special tools.

Lub Dub: Make a Heart Valve
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Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper.

Elevator Engineering
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In this activity, learners will use household items to design and build an elevator that will carry 2 passengers to a height of 16 inches...or higher!

Papermaking at Home
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Learners will follow a specific process to make their own paper using scrap paper, newspaper, or junk mail.

Clean Me Up, Snotty
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Learners will explore the chemistry of mucous and its importance to our health by following a process to make their own replica "snot." The activity includes a time and age recommendation, a materials

Pico Cricket (Tiny Computer) Activity Ideas
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This is a web page that helps informal educators brainstorm on how to use a Pico Cricket (tiny computer) in an informal activity.

pH Scale
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In this online interactive simulation, learners will test the pH of liquids like coffee, spit, and soap to determine whether each is acidic, basic, or neutral.

Bug Hotel
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In this activity, learners will create a home for animal friends in their backyard using recycled materials. Some material suggestions include: pine straw and twigs.

Musical Ice: How to Make an Ice Theremin
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Build a musical ice theremin by programming a micro controller, like a Pico Cricket to respond to resistance generated by the ice melting, or the ice being touched.

Thar She Glows!
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Learners observe glow-in-the-dark objects in a homemade light-proof box. Objects can include glow sticks, glow-in-the-dark toys, and toys with fluorescent paint.

Color Contrast
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Do you have a hard time matching paint swatches with your furniture? When you consider human perception, color is context dependent.

DNA Jewelry Models
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In this activity, learners construct a model of DNA to better understand the structure of DNA and protein synthesis.

Edible Glass
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In this activity, learners discover the principles of edible glass by making a supersaturated sugar solution.

Shrinking Polymers
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In this activity, learners discover that some plastics will shrink when you get them hot. Learners bake polystyrene in a regular oven and discover what happens.

Burning Issues
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Learners use a candle to investigate the products of combustion. When a glass rod is held over a lit candle, the candle flame deposits carbon on the rod.

Circles or Ovals?
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This science activity demonstrates the dominant eye phenomena. What does your brain do when it sees two images that conflict?

Condiment Diver
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In this hands-on activity, learners make the world's simplest Cartesian diver, using only a plastic bottle, some water, and a condiment packet.

Get In The Game
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In this design challenge, learners will use computational thinking to design their own board game.

Cactus Needle Phonograph
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Build a phonograph record player using a cactus needle, a record, LEGOs gear box, and a piece of paper! This activity uses a Pico Cricket to turn the motor.
Shadow Puppets
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If you have lights, cardboard, scissors, and some brass fasteners, you can make shadow puppets! Create a story-telling and design challenge for your learners with this simple and creative activity.