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What's So Special about Water: Absorption
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In this activity about water's cohesive and adhesive properties and why water molecules are attracted to each other, learners test if objects repel or absorb water.
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Testing Falling Peanut Butter Sandwich Myth
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In this activity related to rotational inertia (page 1 of the PDF under SciGirls Activity: Microgravity), learners will use a bit of scientific experimenting to test if open-faced peanut butter sandwi
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DNA Nanotechnology
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In this activity, learners explore deoxyribonucleic acid (DNA), a nanoscale structure that occurs in nature.
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Crystal Gardens
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In this activity, which requires adult supervision, learners get to explore the awesome power of chemistry.
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Change in Temperature: Endothermic Reaction
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Learners investigate signs of a chemical reaction when they mix vinegar and baking soda. In addition to a gas being produced, learners also notice the temperature decreases.
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Temperature Affects the Solubility of Gases
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In this activity, learners heat and cool carbonated water to find out whether temperature has an effect on how fast the dissolved gas leaves carbonated water.
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Wave on Wave
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In this activity, learners use raisins and seltzer water to understand why waves don’t move objects forward. Learners conduct two simple experiments to understand the circular movement of waves.
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Twirling Rope Frequency
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In this activity (page 1 of the PDF under SciGirls Activity: Double Dutch), learners will stand twelve feet apart swinging a rope at the slowest tempo possible while someone uses a stopwatch to record
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Does Size Make a Difference?
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In this activity on page 15 of the PDF, discover how materials and physical forces behave differently at the nanoscale.
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Ziptop Bag Chemistry
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In this chemistry activity, learners perform three chemical reactions in a sealed zip-top bag. Learners will record their observations and classify the changes as chemical or physical.
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What Causes Wind?
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In this sunny day experiment, learners measure and compare how quickly light and dark colored materials absorb heat.
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What does Color have to do with Cooling?
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In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates.
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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
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Cooling the Mummy's Tomb
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In this activity, learners conduct an experiment to help Pharaoh design a better insulated tomb.
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Tasty Buds
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In this activity (1st activity on the page), learners explore their sense of taste and the structure of the tongue by taste-testing various foods.
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In Proportion
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Through this nutrition activity (page 5 of the PDF), learners will understand—and probably be surprised by—how big serving sizes of various foods should be.
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Atoms and Matter (K-2)
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In this activity, learners explore atoms as the smallest building blocks of matter. With adult help, learners start by dividing play dough in half, over and over again.
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Fingerprints
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In this activity, learners examine their fingerprints and learn that they can be categorized by shape, but each fingerprint is unique.
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Think Fast!: Just How Quick Are You?
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This is an activity about reaction times. Just how quickly must an NHL goalie respond to save a shot, and how does your reaction time compare?
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Masses & Springs
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In this online activity, learners use a realistic mass and spring laboratory. They hang masses from springs and adjust the spring stiffness and damping.