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Showing results 21 to 40 of 40

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In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

1 cent - $1 per group Ages 6 - 14 2 to 4 hours
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While playing a game, learners discover how the Endangered Species Act works in the United States. Learners move along a game board by answering questions correctly.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners try to revive wilted celery. Learners discover that plants wilt when their cells lose water through evaporation. Use this activity to introduce capillary action.

$1 - $5 per group Ages 4 - 11 4 to 24 hours
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In this activity, learners investigate soil erosion. Learners set up a simulation to observe how water can change the land and move nutrients from one place to another.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this biology/ecology activity, learners construct a terrarium out of a tennis ball container. This terrarium is unique because it never has to be watered.

$1 - $5 per student Ages 6 - 11 1 to 4 weeks
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In this activity (located at the bottom of the page), learners investigate soil and explore the creatures that live in it.

free Ages 4 - 11 1 to 7 days
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In this activity, learners conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

$1 - $5 per student Ages 4 - 11 1 to 2 hours
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In this outdoor activity, learners become beachcombers as they walk on a sandy beach in search of evidence of life.

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
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In this outdoor activity, learners release a portion of a lawn from human control—no mowing, no watering, no weeding, no pest control—and then investigate the changes that result over several weeks.

Over $20 per group Ages 6 - 14 1 to 12 months
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In this family or group inquiry activity, learners use their senses to explore a local forest or woodland.

1 cent - $1 per group Ages 6 - 11 1 to 2 hours
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In this activity, learners act as water molecules and travel through parts of the water cycle to discover that it is more complex than just water moving from the ground to the atmosphere.

free Ages 6 - 14 30 to 45 minutes
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In this outdoor activity and observation game, learners hunt for a variety of textures, colors, odors and evidence of organisms in the activity site.

$5 - $10 per group Ages 4 - adult 30 to 45 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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This lesson gives full instructions for making cabbage juice indicator, a procedure sheet for learners to record observations as they use the indicator to test materials, and extension activities to d

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this set of outdoor games, learners increase their awareness of the outdoor environment by going on a scavenger hunt and an out-of-place hunt.

$5 - $10 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners survey living organisms near where they live or go to school, and create a local field guide.

$1 - $5 per group Ages 6 - adult 30 to 45 minutes
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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.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this fun sticker activity, learners will create a size wheel with images of objects of different size, from macroscopic scale (like an ant) to nanoscale (like DNA).

1 cent - $1 per student Ages 6 - 18 10 to 30 minutes
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In this engineering activity (page 3 of PDF), young learners investigate how a pole can be made stable by “planting” its base in the ground or adding supports to the base.

$1 - $5 per group Ages 4 - 8 30 to 45 minutes