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Mystery Marauders
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In this outdoor, mystery-solving activity, learners work like detectives, gathering evidence to identify the culprits that are attacking plants.

Leaf Living
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In this outdoor fall activity, learners find out what living in or under a layer of leaves is like.

Balloon Bugs
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In this activity, learners make balloon models of disease-causing bacteria.

Sticky Situation
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In this activity, learners separate the protein from milk and and use it to make their own glue.

Keep it Cool
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In this activity, learners explore how engineers have met the challenge of keeping foods, liquids, and other items cool.

A Funny Taste
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In this activity, learners explore the different salinities of various sources of water by taste-testing.

Wild Sourdough
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In this activity, learners explore chemistry and the microbial world by making their own sourdough starter and bread at home using only flour and water.
Leaves: Extracting Pigments
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In this fun, hands-on autumn activity, learners experiment to discover whether the colored substances in leaves can be separated from the leaves.

Living Bones, Strong Bones
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In this activity about engineering, nutrition, and physical activity, learners design and build a healthy bone model of a space explorer which is strong enough to withstand increasing amounts of weigh

Plant Parts and Their Diseases
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This exercise is designed to teach young learners the different parts of a plant (root, stems, leaves, flowers, fruit, and seeds), the basic functions of each part, and to show that tiny microscopic o

Fruit Xylophone: Fruit Salad Instrument of the Future!
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This is a perfect summertime lunch activity! Pico Cricket is required (micro controller). First, get a bunch of cut up fruit, line them up, then plug a piece of fruit with a Pico Cricket sensor clip.

Variation Game
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In this set of outdoor games, learners play the role of monkeys that are trying to get enough resources (food, shelter, and space) to survive.

Chemistry in the Kitchen
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In this kitchen chemistry activity, learners explore the chemistry of crystals by making sugar crystals, consider a common chemical reaction type responsible for the rising of muffins and cake in the

Number Sense and Computation: An Apple a Day
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In this math lesson, learners make estimates to analyze the number of apples per acre, and visualize the magnitude of one million.

Avogadro's Bubbly Adventure
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In this activity on page 7 of the PDF, learners investigate the solubility of gas in water at different temperatures. This experiment will help learners determine if temperature affects solubility.

Lost Labels
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In this experiment, learners will conduct chemical and physical tests to identify mystery substances.

Build a Coral Polyp
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In this activity, learners build one or more edible coral polyps and place them together to form a colony.

Of Cabbages and Kings
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This lesson gives full instructions for making cabbage juice indicator, a procedure sheet for learners to record observations as they use the indicator to test materials, and extension activities to d

Gaming in the Outdoors
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In this set of outdoor games, learners increase their awareness of the outdoor environment by going on a scavenger hunt and an out-of-place hunt.

Make a Comet Model and Eat It!
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In this activity, learners build models of comets, using edible materials, to learn about comets' structure.