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    Lawrence Hall of Science
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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. The activity can be done with same age or mixed...

    $5 - $10 per group Ages 4 - adult 30 to 45 minutes
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    Centers for Ocean Sciences Education Excellence
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    In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone. They are given pictures of planktonic organisms and simple...

    $5 - $10 per group Ages 8 - adult 30 to 45 minutes
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    Lawrence Hall of Science
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    Lakes, streams and other freshwater bodies are a habitat for lots of living things, big and small. In this outdoor activity, learners will build their own net in order to collect and observe their...

    $10 - $20 per group Ages 8 - adult 10 to 30 minutes
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    Lawrence Hall of Science
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    When it rains, water can collect on top of and seep into the ground. Water can also run downhill, carrying soil and pollution with it. In this activity, learners will see how the ground influences...

    Over $20 per group Ages 8 - adult 45 to 60 minutes
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    Lawrence Hall of Science
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    Plants need nutrients to grow. This is why we apply fertilizers to grass and food crops. In this activity, learners will explore how fertilizers can affect lakes and other bodies of water. Learners...

    $5 - $10 per group Ages 8 - adult 1 to 4 weeks
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    Biotechnology and Biological Sciences Research Council
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    In this activity, leaners will observe the process of natural selection on a population of birds called 'Springbeaks' over four seasons of breeding on an isolated environment called '...

    $10 - $20 per group Ages 11 - adult 45 to 60 minutes
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    Lawrence Hall of Science
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    How do scientists measure how clear or murky water in a lake is? How does water clarity (clearness) affect what lives in the lake? In this outdoor activity, learners will make their own Secchi disk...

    $10 - $20 per group Ages 8 - adult 10 to 30 minutes
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    Liberty Science Center
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    In this activity, learners interact with a 3-D model of a watershed to better understand the interconnectedness of terrestrial and aquatic environments. The instructions contain suggestions for ...

    Over $20 per group Ages 4 - adult 5 to 10 minutes
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    NISE Network
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    In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.

    $10 - $20 per group Ages 4 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light. Learners discover that some chemical reactions release energy in the form of light, and...

    $1 - $5 per group Ages 4 - adult Under 5 minutes

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