Curated OER
The Circle's Measure
Pupils explore circumference and diameter. In this math lesson, students apply their knowledge of circumference and diameter to solve mathematical riddles. Pupils apply this knowledge to find circumference and diameter of various objects.
Curated OER
Harnessing the Wind for Electricity
Ninth graders explain how wind can produce electricity. In this geometry lesson, 9th graders construct their own pin wheel turbine and calculate its power. They discuss the pros and cons of using wind generator.
Curated OER
Moment of Inertia Contest
Students design a wheel that can go down the ramp with the smallest moment of inertia. In this technology instructional activity, students construct their model using a computer program. They calculate the moment of inertia of their...