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This is a simple activity fully driven by imagination. Using materials from the home, toys, or items from nature, learners create their own world to play with.

free Ages 4 - 8 30 to 45 minutes
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In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.

$1 - $5 per student Ages 6 - adult 30 to 45 minutes
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In this outdoor activity and bingo-like game, learners explore why and how seeds spread far from the plants that produce them.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners smell bottles containing bee pheromone molecules (or herb/spice extracts as a substitute). Bees release these molecules to send messages to each other.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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Some aquatic organisms live in open water, while some live in soil at the bottom of a body of water.

$1 - $5 per group Ages 6 - adult 30 to 45 minutes
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In this activity, learners listen to a story and tell a story of their own as they learn about the importance of elders in Native American cultures.

$1 - $5 per group Ages 4 - 11 30 to 45 minutes
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In this activity, learners will explore reptile biology by taking temperature readings in various places and comparing them.

$1 - $5 per student Ages 4 - 11 30 to 45 minutes
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In this genetics activity, learners extract DNA from an onion, using detergent solution, a food processor, and rubbing alcohol. They will also discuss genetic engineering of plants.

$10 - $20 per group Ages 11 - 18 30 to 45 minutes
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In this activity (on pages 13-16 of the PDF) learners investigate three mystery samples to see which one contains life. The three samples are sand, sand and yeast, and sand and antacid.

1 cent - $1 per group Ages 4 - 14 30 to 45 minutes
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In this activity, learners work in small groups to match various marine animals with their different environments.

free Ages 4 - 8 30 to 45 minutes
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In this activity, learners start their own field journal to better understand the wildlife in their area.

free Ages 6 - 11 30 to 45 minutes
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In this outdoor game, learners role play predator and prey to explore the importance of keen hearing and silent stalking skills in the animal world.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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In this creativity-based activity, learners imagine what the Earth will look like in the near and distant future, then design their own future habitat and creatures that may live there.

1 cent - $1 per student Ages 6 - 14 30 to 45 minutes
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After learning that some of the chemicals we add to food crops may have harmful consequences on our health and the health of the environment, learners will create a pocket-sized card with their favori

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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This activity has three story puzzles learners can solve to learn about life in the Arctic.

1 cent - $1 per student Ages 4 - 8 30 to 45 minutes
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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

$5 - $10 per group Ages 4 - 11 30 to 45 minutes
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In this Bob the Builder(TM)-themed activity, learners go on a nature walk outside and describe what they observe using their senses.

$5 - $10 per group Ages 4 - 6 30 to 45 minutes
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In this activity, learners will review the functions of basic digestive organs, understand how diet affects digestion, understand how digestive tracks may differ, and then step outside to compare the

free Ages 8 - 18 30 to 45 minutes
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In this game of chance, learners will discover how organisms colonized the Galápagos Islands, experiencing how chance plays a role in the successful dispersal of species to new areas.

free Ages 8 - 11 30 to 45 minutes
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In this activity, learners help identify native and non-native plant species, learn about invasive species, and determine how native plants provide a healthier habitat.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes