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In this activity, learners create a map showing the origins of spices and herbs from a favorite recipe(s). Learners first research the origins of the ingredients and then locate them on a world map.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
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In this outdoor activity, learners use a "litter-critter" wheel to help them identify different animals they find living in a natural litter habitat.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners gain a better understanding of how household/school waste breaks down in a landfill. Learners collect trash and then create miniature landfills in 2-liter bottles.

1 cent - $1 per student Ages 4 - 14 1 to 4 weeks
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Use the Zoo Calendar (page 1 of PDF) to involve learners in interdisciplinary, whole language, and writing activities about ecological concepts.

$5 - $10 per group Ages 6 - 11 1 to 4 weeks
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In this activity, learners explore the concepts of natural selection and observable traits in a game that can be played at home.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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In this activity, learners estimate how much water they think can be found in various locations on the Earth in all its states (solid, liquid, and gas) to discover the different water ratios in the Ea

free Ages 6 - 14 10 to 30 minutes
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In this activity, learners investigate the impact of oil pollution on the environment and wildlife. Learners use hard-boiled eggs and feathers to understand the damage that oil spills can cause.

$5 - $10 per group Ages 8 - 11 1 to 7 days
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In this activity, learners explore how environmental engineers might approach solving the problem of an oil spill.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners make a 3-D model of magnetic fields by inserting a small, strong magnet into a sphere.

$1 - $5 per student Ages 8 - 14 5 to 10 minutes
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In this activity, learners conduct a scientific investigation involving decomposition and discover that the life cycle of trash is affected by its organic or inorganic nature.

free Ages 6 - 14 1 to 12 months
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In this activity, learners are challenged to design, build and test a birdhouse that will stay cool in the sun.

Over $20 per group Ages 8 - 18 30 to 45 minutes
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In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope.

$1 - $5 per group Ages 8 - 18 1 to 7 days
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In this activity (on page 1), learners role play as atoms to explore how atoms can be rearranged to make different materials.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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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

$5 - $10 per group Ages 6 - 11 45 to 60 minutes
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This activity uses a special paper that can create images with exposure to the Sun. Collect objects of different shapes and sizes and use them to make interesting patterns on your sun print.

$5 - $10 per group Ages 4 - 11 45 to 60 minutes
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In this activity, learners make a model of a beehive using simple materials.

$1 - $5 per student Ages 8 - 14 45 to 60 minutes
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In this activity, learners make acid/base indicator paper, place the indicator paper on an anthill, disturb a bunch of ants, and then observe what happens!

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
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In this activity, learners will use static elecricity to bend a stream of water without touching it. Learners will explore physics and cause and effect through this activity.

1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners will explore the water cycle by creating a small atmosphere.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

$1 - $5 per group Ages 6 - 14 2 to 4 hours