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Lesson Plan
Curated OER

Volcano's Deadly Warning

For Teachers 5th - 12th
Students view a video clip on volcanoes. They work together to discover the concept of sine waves. They plot points on a chart and connect them to create the complex wave. They answer questions to complete the lesson.
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Interactive
Curated OER

AC Network Analysis

For Students 10th - Higher Ed
In this AC networks instructional activity, students analyze and answer 24 questions about AC circuits. They calculate impedance values, they determine phase shifts, and they solve complex number arithmetic used to analyze AC circuits.
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Lesson Plan
Curated OER

American Indian Flute and Math

For Teachers 11th - 12th
Students investigate the Math behind Musical instruments in this cross-curricular Math lesson on the Native American Flute and waveforms. The lesson can be accomplished in 6 days and includes an extensive materials list for successful...