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Zany Zen Garden
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In this activity, learners will turn an ordinary tray of sand into a desk-top garden for meditation.

Make Pooter
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In this activity, learners will explore engineering to construct an insect collecting tool (insect aspirator). The pooter uses suction to safely collect smaller insects that nets miss or may injure.

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.

Plankton Feeding
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This activity provides a hands-on experience with a scale model, a relatively high viscosity fluid, and feeding behaviors.

Using a Sundial
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In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.

Acid Rain Eats Stone!
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This display shows the dangers of acid rain on buildings and other structures as two concrete bunny rabbits are disintegrated by sulfuric acid. Learners scrape chalk onto the concrete bunnies.

Weather Vane and Anemometer
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In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

Water Breathers
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In this activity and/or field trip, learners investigate the water currents that aquatic animals create when they breathe, feed, and propel themselves through water.

What is a "Model"?
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In this activity, learners simulate the behavior of the atmosphere.

Crumple a Watershed
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Learners gain an intuitive knowledge of the physical aspects of watersheds by creating their own watershed models.

Water Tower Challenge
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In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.

Web Weavers
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In this outdoor science/art activity, learners investigate spider webs by using string to create their own spider webs.

Where Do We Choose to Live and Why?
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In this geography investigation, learners use a nighttime satellite image to observe areas of light across the United States and to identify patterns and spatial distributions of human settlements.

Global Climate Change and Sea Level Rise
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In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.

Wintergreen
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In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.

Microbes are Everywhere
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In this four-day activity, learners grow bacteria and/or fungi from a variety of locations and compare the results.

Photosynthesis and Transpiration
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In this activity on page 7 of the PDF (Plants—The Green Machines), learners examine the effects that light and air have on green plants.

Who Do You Think You Are?
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In this activity, learners use maps to locate the Northwest Coastal region.

Bird Watching
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In this activity, learners will observe birds in their backyard or local park. They will attempt to find common Ohio birds and will look for bird behaviors just like an ornithologist.

Reflective Solar Cooker
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In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.