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Fork in the Road
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In this activity about electricity, learners identify parallel and series circuits. First, learners examine and label diagrams of complete circuits.

Roving on the Moon
Add to list DetailsIn this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.

Paper Maker
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Learners make their own paper. They start by shredding old newspaper, clean toilet paper, and clean paper towels.

Shrinkers
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In this hands-on activity, learners use heat to shrink samples of polystyrene plastic (#6 recycle code). Learners compare the size and shape of the plastic pieces before and after shrinking.

Make Your Own Batteries!
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This activity (on page 3 of the PDF under GPS: Body Electricity Activity) is a full inquiry investigation into conductivity.

Laser Lissajous: Binder Clip Version
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In this activity, learners use a laser pointer and two small rotating mirrors to create a variety of fascinating patterns, which can be easily and dramatically projected on a wall or screen.

Paper Drop Design Competition
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Using paper, paper clips, an index card, and tape, teams of learners design flying devices to (1) stay in the air as long as possible and (2) land as close as possible to a given target.

Paddle Power
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In this design challenge, learners build a boat that paddles itself using a rubber band as its power source.

Hidden Alarm
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In this design challenge activity, learners invent a device that will make their friends and family ask, "What's buzzing?" Learners design an alarm with an on/off switch that is small enough to hide.

That's the Way the Ball Bounces: Level 1
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In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, size, and bounce height.

Salting Out
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In this activity, learners create a mixture of water, alcohol and permanent marker ink, and then add salt to form a colored alcohol layer on top of a colorless water layer.

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.

Paper Bridges
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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

Art Cars
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In this activity, learners design miniature cars. Learners can create a telephone car, soccer car, merry-go-round car, or any other theme car they can imagine.

Night Lights
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In this activity, learners create night lights using a plastic cup, programmable PICO Cricket, tri-color LED, and sensor.

Push Pull Painter
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In this activity, learners create painting machines that can paint moving forwards and backwards.

Straws and Pins
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In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.

Moving Molecules!
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In this activity about molecular diffusion (located on page 2 of the PDF under Nanosilver Activity), learners will make predictions and move molecules of iodine through a seemingly solid plastic sandw

Full of Hot Air: Hot Air Balloon Building
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In this activity, learners create a model of a hot air balloon using tissue paper and a hairdryer. Educators can use this activity to introduce learners to density and its role in why things float.

Old Faithful Plumbing Investigation
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This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers.