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Sock Garden
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In this activity (located in the middle of the page), learners start a garden by planting their socks!

Dispersing Dispersion
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In this activity, learners investigate the movement caused by dispersion. Learners discover that dispersion is the random movement of objects.

Look Mom, No Wings!
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In this activity about flight, learners explore how high they can jump. Learners dip their finger in ink or dirt, then jump as high as they can and mark paper attached to the wall.

Soggy Science, Shaken Beans
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Learners explore soybeans, soak them in water to remove their coat, and then split them open to look inside. They also make a musical shaker out of paper cups, a cardboard tube, and soybeans.

Dissolving a Substance in Different Liquids
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In this activity, learners make colored sugar and add it to water, alcohol, and oil to discover some interesting differences in dissolving.

Habitable Worlds
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In this group activity, learners consider environmental conditions—temperature, presence of water, atmosphere, sunlight, and chemical composition—on planets and moons in our solar system to determine

Dancing Cereal
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In this quick activity (on page 2 of the PDF under GPS: Body Electricity Activity), learners will observe how dry breakfast cereal appears to dance when it gets close to a balloon charged with static
Building Houses: Build a Cardboard Tube House
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Build a house you can fit inside, using cardboard tubes.

Microarrays and Stem Cells
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In this activity, learners use microarray technology to determine which genes are turned on and off at various points in the differentiation of pluripotent stem cells on their way to becoming pancreat

How Active Are You?
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In this activity, learners explore what is and is not active play and how it contributes to a healthy body and mind. Making active play a routine part of every day is a key concept of the experience.

Drip, Drop, Drip, Drop
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In this math lesson, learners design an experiment to model a leaky faucet and determine the amount of water wasted due to the leak.

Hot Stuff!: Investigation #3
Learners test two jars of ice water, 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.

Exploring Earth: Paper Mountains
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In this activity, learners explore in what ways the shape of the land and the pull of gravity influence how water moves over Earth.

The Wave
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In this multi-step experiment (page 4 of pdf), learners study tide pools, and then drop a "wave" (a 4-pound bag of beans or birdseed) on a shell to mimic the force of crashing surf on tide pool animal

Squeeze the Stream
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In this activity related to flight, learners build a tiny stream channel to investigate how fluids (air and water) change speed as they flow between and around objects.

Developing Tests to Distinguish Between Similar-Looking Unknowns
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Learners identify an unknown liquid by comparing its behavior to known liquids. Learners drop liquids onto different surfaces and see how the liquids behave.

Seeing Is Believing
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This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to simulate what it'

Breaking the Code: Mayan Math
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This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.

Fishy Observations
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In this activity (page 1 of the PDF under SciGirls Activity: Rabbits), learners will visit a zoo, aquarium, or pet store to view a variety of fish.

Size Wheel
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In this fun sticker activity, learners will create a size wheel with images of objects of different size, from macroscopic scale (like an ant) to nanoscale (like DNA).