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Parabola Basketball
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In this activity, learners build mini-basketball courts and explore the laws of physics. Learners discover that everything you throw or shoot on earth travels in a parabola.

Lava Lamps
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Learners observe working lava lamps to understand how they work (included in PDF link).

Paper Towel Strength
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In this activity, learners will test the strength of different brands of paper towels.

Why are Compact Fluorescent Bulbs More Efficient?
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In this activity, learners explore the relative efficiency of different bulbs, specifically incandescent vs. fluorescent.

Ruminating on the Digestive System
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In this activity, learners will review the functions of basic digestive organs, understand how diet affects digestion, understand how digestive tracks may differ, and then step outside to compare the

Spaghetti Bridge
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Play with your food while learning about engineering! Build a spaghetti bridge, then test its strength by piling on the marshmallows, raw spaghetti, raw linguine and coins.

Ice Balloons
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In this activity, learners will explore globes of frozen water to learn how to ask and then answer 'investigable' questions. The activity web page includes a short video demonstration.

Smart Domino Tricks
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In this activity, you take regular dominoes, and turn them into conductive switches that can turn on a LEGO RCX block or Pico Cricket (micro controller). LEGO RCX block or Pico Cricket is required.

Imploding Pop Can
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In this dramatic activity/demonstration about phase change and condensation, learners place an aluminum can filled with about two tablespoons of water on a stove burner.

Does Sunscreen Protect My DNA?
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In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.

Rock Pioneers
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In this outdoor activity/field trip, learners investigate organisms that live along the ocean's rocky coast.

See It to Believe It: Visual Discrimination
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In this activity (12th on the page), learners investigate their ability to discriminate (see) different colors.

Party Hat Symmetry
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In this hands-on activity, learners make New Year's Eve party hats out of wrapping paper. Learners use symmetry and measurement to cut out shapes they need to assemble the hats.

Dark Adaptation
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In this activity (6th on the page), learners investigate how photoreceptors in the eye (rods and cones) "adapt" to low light conditions.

Exploring Strange New Worlds
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This fun and simple hands-on astronomy activity lets learners explore model planets (that they or an educator will create), using methods NASA scientists use to explore our Solar System.

Attention!
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In this outdoor art/environmental activity, learners create designs that will attract attention to animals and plants in particular habitats, and then test whether their designs attracted the "right"

Mystery Noises
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In this game (4th activity on the page) about hearing, learners test their ability to identify various sounds without looking.

Submarine: Soda Cup Lander
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In this activity (on page 2), learners create a submarine using a plastic cup. This is a fun way to learn about buoyancy and density.

Beam Me Up!
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This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.

Magical Möbius
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In this tabletop activity (on pages 32-40), learners make Möbius strips -- 3D surfaces with only one side.