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Hot Stuff!: Investigation #4
Learners test two jars containing soil, one covered and one open, for changes in temperature. After placing the jars in the Sun, learners discover that the covered jar cools down more slowly.

Hot Stuff!: Investigation #1
Learners test two jars, one containing plain air and one containing carbon dioxide gas, to see their reactions to temperature changes.

Seeing 3D
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Create 3D glasses and use them to explore color, light and optics. Fool your brain into 'seeing' three dimensions on a flat surface!

Right Hand/Left Hand
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In this activity (1st on the page), learners conduct a series of tests to find out which of their hands is more dominant. In other words, are they right-handed or left-handed?

Shark Sense of Smell
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This is an activity about our sense of smell and how it compares to sharks' super noses. Learners will create varying solutions of water and perfume.

Mirrors and Images
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In this optics activity, learners explore how many objects they can see in a set of mirrors (hinged like a book) at various angles.

CD Spectroscope
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In this activity, learners use an old CD to construct a spectroscope, a device that separates light into its component colors.

The Space Place
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In this activity (23rd on the page), learners conduct an experiment to examine memory and learning.

Screaming Balloon
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In this quick activity (page 1 of the PDF under SciGirls Activity: Extreme Sounds) about sound vibrations, learners will investigate which small objects, such as coins, hex nuts, or marbles, produce t

Lung Capacity
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This is an activity about lung capacity. Learners will measure their own lung capacity using a homemade spirometer.

Magic Wand
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In this activity about light and perception, learners create pictures in thin air.
The Ripple Tank
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In this optics activity, learners create a ripple tank from household materials to study waves. Learners build the tank and then explore by making various types of waves.

Spider Glider
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In this fun activity about spiders, learners build and design a spider from cardstock, straw, string, and pipe cleaners.

Feeling Pressured
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In this activity, learners (at least three) work together to explore the effects of atmospheric pressure.
Mix and Match
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In this optics activity, learners explore color by examining color dots through colored water and the light of a flashlight.

DNA Detective
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This activity is about collecting and analyzing DNA as part of a criminal investigation.

Dr. Vet: Noses, Ears, Legs and Eyes
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In this activity, learners practice counting and multiplication as they figure out how many animal body parts they have to examine as "Dr. Vet."

How Loud is Too Loud
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In this activity (described on pages 39-42 of PDF), learners make a paper wheel (on pages 57-60 of PDF) that shows them the relative loudness of different sounds.

Clothespin Workout
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This is a great activity about human energy production. Learners will work out with a clothespin to investigate why hockey players jump on a stationary bike after an intense game.
Bend It, Break It
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In this activity (on pages 25-32 of PDF), learners make models of the inner ear out of pipe cleaners.