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In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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This activity was designed for blind learners, but all types of learners can explore the three states of matter by examining tactile models that illustrate the characteristics of particles in each sta

$5 - $10 per group Ages 11 - 18 10 to 30 minutes
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In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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Through doing these hands-on activities, learners explore the environmental consequences associated with fossil fuel usage.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.

$5 - $10 per group Ages 6 - adult 5 to 10 minutes
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In this Bob the Builder(TM)-themed activity, learners go on a nature walk outside and describe what they observe using their senses.

$5 - $10 per group Ages 4 - 6 30 to 45 minutes
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Can you think of ways to collect and dispose of spilled oil without causing further harm to the environment?

$5 - $10 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners make a barometer, an instrument to measure change in air pressure.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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This activity (page 3 of the PDF under SciGirls Activity: Dinosaurs) is a full inquiry investigation into fossil hunting and identification.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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Audio Boggle is an activity that lets you listen to a track (that you make yourself) and see what you can hear!

$5 - $10 per student Ages 8 - 18 2 to 4 hours
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In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the results.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners will create beautiful greeting cards by marbling with shaving cream and food dye. They will explore the chemistry behind the art of marbling.

$5 - $10 per group Ages 4 - adult 30 to 45 minutes
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This guide outlines how to plant a garden even if you don't have a yard!

$5 - $10 per student Ages 8 - adult 1 to 4 weeks
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Learners observe a sealed test tube containing a small amount of solid stearic acid.

$5 - $10 per group Ages 11 - 18 5 to 10 minutes
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In this exciting and tasty chemistry activity which requires adult supervision, learners explore how chemistry affects a simple everyday activity like cooking.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes
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This activity was designed for blind learners, but all types of learners can explore the process of extrusion used to produce pipes and wires in industry.

$5 - $10 per group Ages 8 - 18 10 to 30 minutes
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In this activity, young learners investigate magnets. Learners discover that some magnets are stronger than others and that magnets have north and south poles.

$5 - $10 per group Ages 4 - 11 30 to 45 minutes
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In this outdoor activity, learners investigate spider webs and feeding behavior, particularly how spiders trap food in their sticky silk webs while not getting stuck themselves.

$5 - $10 per group Ages 6 - 18 45 to 60 minutes