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Worksheet
Curated OER

Evolution worksheet

For Students 10th - 12th
Looking at evolution in detail, this thorough worksheet has complex questions requiring details and explanations of natural selection and diversity. Various examples of biological characteristics are available, and students choose the...
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Lesson Plan
Curated OER

Dating Sedimentary Strata

For Teachers 8th - 12th
Students investigate how the age of sedimentary strata is determined. In this sedimentary strata lesson, students work through problems that show that geological history covers millions of years. They distinguish between relative and...