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Paper Cup Anemometer
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In this meteorological activity, learners get to build their very own anemometer (instrument for measuring wind speed) using a paper cup.
Why Are Two Eyes Better Than One?
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In this activity, learners explore how their depth perception would be affected if they only had one eye. Learners work in pairs and attempt to drop a penny in a cup with one eye covered.

Invisible Sunblock
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This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.

Shapes and Colors and Textures, Oh My!
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This is an activity about discovering the colors and beauty of nature. Learners will spend time outdoors, matching paint chip samples, colored paper, or colors of clothing to those found in nature.

Solve The Fall
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In this twist on a classic design challenge, learners will try to stop a bouncy ball from bouncing as they explore how to control the fall of an object.

A Crayon Rock Cycle- Metamorphic
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This is part 2 of the three-part "Crayon Rock Cycle" activity and must be done after part 1: Sedimentary Rocks. In this activity, learners explore how metamorphic rocks form.

Exploring Size: Powers of Ten
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In this activity, learners play a card game that explores the relative sizes of various objects. Learners compete to organize their hand of cards into lists of objects from largest to smallest.

Fizzy Fun
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In this activity, learners test what happens when they put baking power on different frozen liquids.

Exploring Moisture on the Outside of a Cold Cup
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In this activity, learners explore the relationship between cooling water vapor and condensation. Learners investigate condensation forming on the outside of a cold cup.

Create a Pasta Population Map
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Learners work as a group to create a map of their community. They use pasta to represent people, and glue the pasta on their maps to show areas of large population.

Beach Finds Curiosity Cart
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In this activity, learners observe hard parts of sea creatures (shells, molts, etc.) to better understand marine environments.

Butterfly Life Cycle Optical Illusion
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This activity is a fun way to show two stages in a Monarch butterfly's life cycle. Learners will create an optical illusion that can be flipped from caterpillar to butterfly.

Exploring Size: Measure Yourself
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In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.

Light is Made of Colors
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Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

Leaf it to Me
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In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

Secret Goldenrod Messages
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In this activity, learners write invisible messages on goldenrod paper, and make the message appear and disappear using acids and bases.
Floating Golf Ball
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Visitors observe a graduated cylinder with a golf ball floating about halfway in liquid. The bottom half of the cylinder contains a concentrated solution of salt.

Color Vision
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In this online activity, learners make a whole rainbow by mixing red, green, and blue light. They can change the wavelength of a monochromatic beam or they can filter white light.

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.
The Sharp Eyes of a Naturalist
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In this creative activity, learners will practice looking carefully to observe details and to become familiar with dioramas as a method for displaying naturalistic scenes.