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The Old White Sheet Trick: Light and Insect Behavior
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In this outdoor, nighttime activity, learners gather around a brightly lit, white surface and study the behavior of nocturnal animals attracted to the light, particularly night fliers.

Make a UV Detector
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In this activity, learners use tonic water to detect ultraviolet (UV) light from the Sun and explore the concept of fluorescence.

Make a Prism
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In this activity, learners will make their own prism and use a glass of water to separate sunlight into different colors.

Night Eyes
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In this outdoor, night-time activity, learners discover how to spot eye-shine (reflection of light from an animal's eyes) by using a flashlight to play a simulation game.

Plant Patterns
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In this outdoor mapping activity, learners explore where plants grow and map plant-distribution patterns.

Measure the Sun's Size
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In this activity, learners make their own pinhole viewer in order to measure the size of the sun.

Terrestrial Hi-Lo Hunt
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In this outdoor activity, learners search for the warmest and coolest, windiest and calmest, wettest and driest, and brightest and darkest spots in an area.

Sensory Hi-Lo Hunt
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In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

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.

Hopper Circus
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In this outdoor activity and/or field trip, learners investigate the behavior of hopping animals.

Plants Around a Building
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In this outdoor activity, learners discover how the environment around a building affects the growth of plants.