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In this activity, learners explore how the application of nano-sized particles or coatings can change a bigger material’s properties.

Over $20 per group Ages 4 - adult 10 to 30 minutes
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In this outdoor activity, learners saw sections from fallen trees, then count tree rings and look closely at patterns of tree growth.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this outdoor activity, learners cut through and investigate rotten logs and then make log-profile puzzles for each other.

Over $20 per group Ages 8 - adult 45 to 60 minutes
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In this field study, learners discover how to collect data in the field and how their efforts can help certain animals, specifically, amphibians.

Over $20 per group Ages 8 - adult 2 to 4 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 go "can fishing" and discover the kinds of aquatic organisms that live in and on submerged cans.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.

1 cent - $1 per student Ages 14 - 18 10 to 30 minutes
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Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back.

$5 - $10 per group Ages 8 - 18 30 to 45 minutes
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The Butterflies in Space Teacher's Guide uses "life in space" to encourage learners to conduct their own open-ended scientific investigations.

Over $20 per group Ages 6 - 18 1 to 4 weeks
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In this highly physical outdoor activity, learners construct and compare experimental trail sections to select the best trail-construction technique for their site.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners explore the factors that tend to resist changes in pH of the ocean and why the ocean is becoming more acidic.

Over $20 per group Ages 14 - 18 1 to 2 hours
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In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.

1 cent - $1 per group Ages 14 - adult 2 to 4 hours
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Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.

1 cent - $1 per student Ages 11 - 18 45 to 60 minutes
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In this activity, learners will discover how fossils are dug out of the earth by carefully exposing treasures hidden in an artificial rock that is easily made at home.

$1 - $5 per student Ages 6 - adult 10 to 30 minutes
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This display shows the dangers of acid rain on buildings and other structures as two concrete bunny rabbits are disintegrated by sulfuric acid. Learners scrape chalk onto the concrete bunnies.

$5 - $10 per student Ages 11 - adult 10 to 30 minutes
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In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

$5 - $10 per student Ages 6 - 18 30 to 45 minutes
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In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.

Over $20 per group Ages 8 - 18 30 to 45 minutes
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In this activity, learners will observe birds in their backyard or local park. They will attempt to find common Ohio birds and will look for bird behaviors just like an ornithologist.

free Ages 4 - adult 30 to 45 minutes
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In this environmental science and data analysis activity, learners work in groups to track a Dead Zone (decreased dissolved oxygen content of a body of water) using water quality data from the Nutrien

free Ages 14 - 18 1 to 2 hours