Color of Stars
Students observe colors in the flame of a burning candle to explore connections between matter, light, color, and temperature — […]
Super Gelatin
Students measure the angles of refraction of laser light traveling through gelatin, then plot their data to calculate the gelatin’s
Delta, Delta, Delta
In this experiment, students construct an equilateral triangle using graph paper, pencil, protractor and a ruler. They also make a
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Energy: Tools of the Trade
When we look at a rainbow, we see sunlight spread out into red, orange, yellow, green, blue, and violet. But
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How do modern telescopes work?
Telescopes gather light in one of two ways. Reflecting telescopes focus light with a series of mirrors, while refracting telescopes
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