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Sweet Speedway
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In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.

Safe in the Sun
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In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.

Milli's Insulation Investigation
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In this activity on page 2 of the PDF, learners test different materials to find out which is the best insulator.

Paint a Fresco
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In this activity on page 7 of the PDF, learners experiment with the interesting designs that can be made by painting on plaster.

Double Replacement Micro-Reactions
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In this chemistry activity, learners use common chemicals to examine reactions that occur between two aqueous solutions.

Potion Commotion
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In this hands-on science experiment, students combine their understanding of the different states of matter and the characteristics of various chemical reactions.

Exploring Materials: Graphene
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In this activity on page 4 of the PDF, explore the unique molecular structure and conductive nature of graphene. Learners construct a circuit with a battery and LED bulb.

Exploring the Universe: Star Formation
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In this activity, participants will learn how stars form from the dust and gas that exists in space clumping together.

What is in the Water?
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In this activity, learners use open inquiry to learn about the process of science as well as gain experience regarding the Law of Conservation of Mass, dissolution, and density.

Exploring Structures: DNA
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In this activity, learners create a necklace of wheat germ DNA. Learners add alcohol to wheat germ so that the DNA clumps together.

Dirty Oil, Oily Dirt
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In this activity, learners discover how sediment is affected in an oil spill. Learners investigate the differences between heavy and light oil as well as the differences between different sediments.

Bookshelf
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In this activity, learners use simple tools to build a bookshelf with a built-in bookend.

Electroplating
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In this activity, learners electrically plate zinc onto brass objects.

Boats Afloat
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In this activity, learners discover what buoyancy is and determine the characteristics that make an object buoyant. Learners design, build, test, and evaluate boats made from a variety of materials.

Bury Me Not!
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This activity (page 2 of the PDF under SciGirls Activity: Bogs) is a full inquiry investigation into decomposition.

Stick to It: Adhesion II
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Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back.

Exploring Forces: Gravity
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In this nanoscience activity, learners discover that it's easy to pour water out of a regular-sized cup, but not out of a miniature cup.

Changing the Density of an Object: Adding Material
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Learners see that a can of regular cola sinks while a can of diet cola floats. As a demonstration, bubble wrap is taped to the can of regular cola to make it float.
Butterflies in Space
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The Butterflies in Space Teacher's Guide uses "life in space" to encourage learners to conduct their own open-ended scientific investigations.

What's in a Penny?
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In this chemistry activity, learners use chemical reactions to observe the composition of an alloy.