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Showing results 41 to 60 of 152

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In this optics activity, learners create a ripple tank from household materials to study waves. Learners build the tank and then explore by making various types of waves.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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This resource contains several mini-explorations using a slide projector as a light source to investigate light and the properties of images.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners make a photographic image—without a camera!

$5 - $10 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners trap a thin layer of air between two pieces of Plexiglas to produce rainbow-colored interference patterns.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners will explore how light can refract or break apart into different colors.

1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners explore how nanosized structures can create brilliant color.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners make their own heat waves in an aquarium.

$5 - $10 per group Ages 8 - 18 10 to 30 minutes
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In this activity about light and perception, learners create and observe moire patterns.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures.

$5 - $10 per group Ages 6 - 18 5 to 10 minutes
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This is an activity (located on page 131 of the PDF) related to sleep and circadian rhythms as well as space travel.

free Ages 8 - 18 45 to 60 minutes
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In this trick, hold your hand over a burning candle without getting burned, by reflecting and transmitting the light of two candles. This activity is best suited as a demonstration.

$1 - $5 per group Ages 8 - 18 5 to 10 minutes
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Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners explore their eye pupils and how they change.

free Ages 8 - 14 10 to 30 minutes
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In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

1 cent - $1 per student Ages 11 - 14 45 to 60 minutes
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In this activity about light and perception, learners create pictures in thin air.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners explore the invisible infrared radiation from an electric heater.

Over $20 per group Ages 8 - 14 10 to 30 minutes
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In this optics/mathematics activity, learners use two hinged mirrors to create a kaleidoscope that shows multiple images of an object.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes
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This activity generates learner excitement about light through the creation of a room-sized rainbow.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity related to light and perception, learners use a pinhole in an index card as a magnifying glass to help their eye focus on a nearby object.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners explore how polarizing sunglasses can help diminish road glare.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes