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In this activity, learners practice counting and multiplication as they figure out how many animal body parts they have to examine as "Dr. Vet."

1 cent - $1 per group Ages 4 - 8 10 to 30 minutes
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In this data analysis activity, learners quantify the abundance and distribution of sea scallops in and adjacent to the Mid-Atlantic closed areas.

$1 - $5 per student Ages 14 - 18 1 to 2 hours
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In this activity, learners investigate the olfactory system by conducting several experiments.

$5 - $10 per group Ages 11 - 14 2 to 4 hours
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Throw that fish back? A new generation of ethical anglers concerned about conserving resources is participating in "catch and release" fishing. How is this going?

free Ages 14 - 18 1 to 2 hours
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In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.

1 cent - $1 per student Ages 14 - 18 1 to 2 hours
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This activity (located on page 2 of PDF) introduces learners to the real size of animals using nonstandard measurement.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
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In this activity, learners use measurement concepts to make models of what their body parts might look like if they were a snake or a chameleon.

$1 - $5 per student Ages 8 - 11 10 to 30 minutes
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In this activity related to the famous "Stroop Effect," learners explore how words influence what we see and how the brain handles "mixed messages." Learners read colored words and are asked to say th

free Ages 8 - 18 10 to 30 minutes
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In this activity, learners investigate the sense of hearing and plan and conduct their own experiments.

$10 - $20 per group Ages 11 - 14 2 to 4 hours
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.

Over $20 per student Ages 6 - 11 1 to 2 hours
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This lesson plan revolves around studying the speciation of the Galápagos mockingbirds, which are on display at the California Academy of Sciences.

free Ages 11 - 18 1 to 2 hours
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Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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Learners use a variety of beans to represent a variety of species, and scatter these beans over a large piece of paper representing the environment.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity (page 2 of PDF under GPS: Garbology Activity), learners will prepare sheets of homemade recycled paper from several different source pulps.

$10 - $20 per group Ages 8 - 14 1 to 7 days
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In this activity, learners experiment and collect data during a simulation of the fluid shifts experienced by astronauts' bodies in microgravity.

$1 - $5 per group Ages 8 - 11 45 to 60 minutes
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In this nutrition and estimation activity (page 12 of PDF), learners estimate serving sizes of different foods and compare their estimates to serving size information provided on nutrition food labels

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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This is a culminating activity which allows learners to summarize what they know about Woodlands Native Americans by creating illustrations and map symbols for a large outline map (see related Activit

$1 - $5 per group Ages 4 - 11 45 to 60 minutes
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This creative lesson plan provides a visual way for learners to gain knowledge about the finite amount of fresh water on Earth and encourages the discussion of the various ways to conserve this resour

$1 - $5 per group Ages 6 - 14 10 to 30 minutes