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Lesson Plan
Curated OER

Optical Illusions

For Teachers 2nd - 3rd
Students investigate optical illusions. In this optical illusions lesson, students explore perception. Students analyze optical illusions and determine common misconceptions.
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Lesson Plan
Curated OER

Graphing Heart Rates

For Teachers 4th - 5th
Students explore heart rates. They record pulse rates, predict which exercises cause a faster heart rate, make a chart, and graph the results. Students write an essay using the data to support their predictions. They write a hypothesis...