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Web It!
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In this outdoor activity, learners investigate spider webs and feeding behavior, particularly how spiders trap food in their sticky silk webs while not getting stuck themselves.

Animals in a Grassland
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In this outdoor, warm weather activity, learners use sweepnets to search a grassy area such as a large lawn or field, collecting small animals to find as many different kinds of animals as possible.

Snug as a Bug
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In this outdoor activity, learners make models of homes that might protect small animals from the elements, then search living plants for real structures made by small animals.

Scent Tracking
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In this wintertime outdoor activity, learners role play wolves tracking their prey by following scented trails.

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

Crayfish Investigations
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This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.

Clam Hooping
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In this two-part outdoor activity, learners conduct a population census of squirting clams on a beach or mudflat, and investigate the clams' natural history.

Acorns
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In this outdoor game, learners play the roles of gray or red squirrels gathering and storing a supply of food in "fall" and recovering enough of them to survive the "winter." Learners carry bags repre

Bee Builders
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In this activity, learners make a model of a beehive using simple materials.

Seas in Motion
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In this outdoor, beach activity, learners use tennis balls, water balloons and other simple devices to investigate the movement of waves and currents off a sandy beach.

Tree Tally
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In this outdoor activity and fun race, learners first find the most common type of tree in a forest site.

Bird Feeder
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In this outdoor activity, learners construct bird feeders and set them up at to investigate bird behavior for one or two weeks. Multiple feeder designs are suggested.

Beach Zonation
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In this outdoor, ocean-side activity, learners investigate the distribution of organisms in the upper region of the intertidal zone.

Bird Nests
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In this outdoor activity, learners build bird nests and place them in the activity area, then play the role of naturalists as they try to locate each other's nests.

Salt Water Revival
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In this outdoor activity, learners visit the intertidal zone of a rocky coastal site well populated with marine organisms.

¡Terrario!
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En esta actividad, los aprendices harán un terrario usando materiales simples.

Make Your Own Ant Farm
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In this outdoor/indoor activity, learners collect ants and dirt to create an ant farm in a cup that they can observe over time.

Population Game
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In this outdoor game, learners simulate a herd of deer trying to survive in an area called the "home range." Learners explore the concept of "carrying capacity"—what size population of an organism can

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.

OBIS Oil Spill
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In this outdoor activity, learners simulate an oil spill using popcorn (both oil and popcorn float on water), and estimate the spill's impact on the environment.