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Activity
It's About Time

AC and DC Currents

For Teachers 7th - 12th
An informative physics lesson includes two teacher demonstrations, one on AC currents and the other on DC currents, allowing pupils to take notes while watching. The resource includes questions to assign as homework or during class...
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Activity
DiscoverE

First You See It, Then You Hear It

For Teachers 6th - 12th
Light and sound go hand in hand. Pupils set up a system that will emit sound when a laser is directed at a photodiode. Various objects, such as a comb and talcum powder, allow for modulation of the laser beam. Individuals also...
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Lesson Plan
Trash For Teaching

The Light-House Project

For Teachers 11th - 12th Standards
Groups work together to design a lighthouse, from designing and drawing the wiring diagram, to creating prototypes of the switch and circuit, to envisioning and building a scale model along with a blueprint. By including different...