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History of Electricity
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This is a series of demonstrations about different electrical and magnetic phenomena.

The Parachuting Egg
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

Milli's Super Sorting Challenge
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In this activity, learners separate materials based on their special properties to mimic the way recyclables are sorted at recycling centers.

Slide Rules
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Learners make their own simple slide rules out of paper and learn how they work.

Mint Your Own Coin
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Coins are everyday objects which tell a lot about the people who use them.

Chilean Sea Bass: Off the Menu
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In this data analysis activity, learners use data collected by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to study Chilean sea bass populations.

Getting Your Bearings
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In this activity, learners explore the concept of friction and how ball bearings reduce friction.

Making Sense of Sensors
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In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

Power Up!
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In this online game, learners must purchase power plants for their city.

Macro-Microarray
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In this activity, learners explore the "nuts and bolts" of gene chips.

Equatorial Sundial
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In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the sundial.

Harmless Holder
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Have you noticed the plastic rings that are used to hold six-packs of soda? Those rings are great for carrying cans, but they're real trouble when they become trash that animals can get tangled in.

Irrigation Ideas
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In this activity, learners explore how civil engineers solved the challenge of moving water via irrigation.

Give Me a Brake
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In this activity, learners explore the concept of how brakes can stop or slow mechanical motion.

Coral Snapshots: Biodiversity in Marine Protected Areas
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In this data activity, learners analyze data from coral reef snapshots taken by scientists at the Virginia Institute of Marine Science.

Build Your Own Solar Oven
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.

Peanut Butter and Jelly Robot
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This is an activity about robotics programming. Learners will discover how precise programmers have to be as they instruct a friend to make a peanut butter and jelly sandwich.

Traveling Nanoparticles Model
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This is an activity (located on page 3 of the PDF under Nanosilver Activity) about diffusion of small molecules across cell membranes.

Glass and Mirrors: An Inside Look at Telescopes
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This hands-on astronomy activity allows you to create a “cutaway” telescope to clearly show how reflector and refractor telescopes work.

Keep Out!
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In this technology activity, learners build an "alarming" doormat to keep siblings out of their rooms. Use this activity to teach learners about circuits, switches, and sensors.