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Showing results 1241 to 1260 of 1554

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In this activity, learners use gelatin as a lens to investigate the properties of laser light.

$5 - $10 per student Ages 8 - 18 5 to 10 minutes
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Learners measure irregularly shaped bones using a variety of measurement methods and tools. Then, they measure again using standard conventions and metric tape measures.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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Learners make a mobile model of a carbon atom using clay, wire, and pipe cleaners.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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This chocolate chip cookie recipe includes templates for baking night sky constellations of the season right on top! Two templates are included, one for 9pm mid-April, and one for 10pm mid-July.

$5 - $10 per group Ages 6 - adult 10 to 30 minutes
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Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.

free Ages 4 - 18 5 to 10 minutes
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In this activity, learners will explore vegetative propagation while preparing food scraps to grow into plants.

$1 - $5 per group Ages 8 - 18 1 to 7 days
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In this lesson, learners will understand the concepts behind endangered and extinct animals and develop their own conservation plan to save three endangered species.

free Ages 8 - 18 45 to 60 minutes
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In this activity, learners explore the engineering and principles behind working elevators.

$5 - $10 per group Ages 11 - 18 2 to 4 hours
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In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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This laboratory exercise is designed to show learners how DNA can easily be extracted from yeast using simple materials.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore how engineering has impacted the development of bridges over time, including innovative designs and the challenge of creating bridges that become landmarks for a cit

$1 - $5 per group Ages 8 - 18 1 to 2 hours
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In this activity (on pages 20-23 of PDF), learners build a model of a power plant using simple materials.

$1 - $5 per student Ages 11 - 18 45 to 60 minutes
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In this activity, learners use Teflon (PTFE) tape to write secret messages.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners use a fictitious map of "Tourist Town" and counters to problem solve how to place ice-cream vans on street intersections so that every other intersection is connected to one

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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This activity aims to stimulate discussion on the question of whether computers can exhibit “intelligence,” or are ever likely to do so in the future.

free Ages 11 - 18 10 to 30 minutes
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In this activity, learners participate in several full-body interactive games to model the process of self-assembly in nature and nanotechnology.

$1 - $5 per student Ages 4 - adult 10 to 30 minutes
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In this activity, learners imagine what the world might look like if we could build an elevator to space!

1 cent - $1 per student Ages 4 - adult 10 to 30 minutes
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Where rainwater goes after the rain stops? And why there are rivers and lakes in some parts of the land but not in others?

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners use sieves with different-sized holes to sort balls by size.

Over $20 per group Ages 4 - adult 5 to 10 minutes