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    In this activity (located on page 2 of the PDF), learners will identify a group of deciduous trees to study. Once the species has been recorded, the circumference of the trunks will be measured at...

    1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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    In this activity (located on page 2 of PDF), learners will look for a relationship between skull size and body length among various dinosaurs. Starting from a list of dinosaur measurements,...

    1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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    In this activity, learners will model how a sea turtle population changes over time, from eggs to adults, using puffed rice. Learners create a chart, calculate population fluctuation for each...

    1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers. Groups of learners will mimic an actual investigation into the...

    1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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    In this activity (page 1 of the PDF), learners will visit a zoo, aquarium, or pet store to view a variety of fish. Learners sketch the different body types as well as observe where each fish spends...

    1 cent - $1 per student Ages 8 - 14 45 to 60 minutes