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Teaching materials:
Teaching materials database
Found 6 resources for the concept: Scientists base their ideas on evidence from the natural world
 | Observing Brine Shrimp
Students observe brine shrimp eggs, create an appropriate environment for their survival, and observe their growth.
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 | Reconstruction
Students reconstruct sentences by reassembling the words that have been cut apart.
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 | Coping with Environmental Differences
Students will observe and conduct an experiment to see whether differences in salinity (the environment) have an affect on the hatching rate and survival of brine shrimp.
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 | Diversity Walk
In this lesson, students take a walk around the school grounds to discover the diversity of life that exists there.
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 | It's All Relative
In this lesson, students find pictures of living things and arrange them in collages, categorizing them according to which they think are more closely related to which.
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 | Understanding Geologic Time
A web-based module in which students gain a basic understanding of geologic time, the evidence for events in Earth's history, relative and absolute dating techniques, and the significance of the Geologic Time Scale.
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