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    Lawrence Hall of Science
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    In this outdoor biology and math activity, learners estimate the size of a population of organisms too numerous to count. In a process similar to that used by real field biologists, learners count...

    $10 - $20 per group Ages 8 - 14 45 to 60 minutes
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    Lawrence Hall of Science
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    In this outdoor activity, learners search for the warmest and coolest, windiest and calmest, wettest and driest, and brightest and darkest spots in an area. They also look for differences between...

    $10 - $20 per group Ages 8 - 18 45 to 60 minutes
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    Lawrence Hall of Science
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    In this outdoor activity and fun race, learners first find the most common type of tree in a forest site. Learners use a "transect," a kind of sampling technique, to estimate the number...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    Lawrence Hall of Science
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    In this set of outdoor games, learners play the role of monkeys that are trying to get enough resources (food, shelter, and space) to survive. They play several simple games which involve strength,...

    Over $20 per group Ages 8 - 18 45 to 60 minutes

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    • Oregon Museum of Science and Industry (remove)
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