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In this activity, learners explore the concepts of density and basic chemical reactions as they create a homemade lava lamp effect using water, oil, food coloring, and Alka-Seltzer tablets.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes
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In this activity related to magnetism and electricity, learners observe as two parallel, current-carrying wires exert forces on each other.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
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In this outdoor game, learners role play populations linked in a food chain.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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Learners shine the light of a laser pointer through sheets of fabric that all have a different number of threads per inch.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
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In this activity, learners construct drawing machines using a cup, some markers, and a battery pack. The markers act as "legs" for the machine, making a drawing that records as it moves.

$5 - $10 per student Ages 8 - 14 45 to 60 minutes
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In this hands-on activity, learners track and record the passage of colored "pompom traits" through three generations of gingerbread people.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners are challenged to track and record the passage of colored pom poms (representing genes) through generations of a family using a pedigree.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this activity on page 13 of the PDF, learners use a laser pointer (with known wavelength of light) to measure the thickness of a human hair.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
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In this activity, learners will work together to create a program to navigate a Remotely Operated Vehicle (ROV) through an obstacle course.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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This is part 3 of the three-part "Crayon Rock Cycle" activity. Before starting this section, learners must have completed part 1: sedimentary rock and part 2: metamorphic rocks.

$5 - $10 per student Ages 4 - adult 10 to 30 minutes
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In this activity, learners create their own experiment and test which of 4 mixtures of household chemicals turn pennies green over 5 days.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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In this activity on page 8 of the PDF, learners make a slimy substance very similar to mucus, and sprinkle it with glitter to imitate the way that allergens are trapped.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
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This activity was designed for blind learners, but all types of learners can utilize it to investigate volume, mass, and density.

$5 - $10 per group Ages 8 - 18 10 to 30 minutes
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This activity was designed for blind learners, but all types of learners can use it to learn to differentiate between qualitative and quantitative observations and to practice data collection.

$5 - $10 per group Ages 11 - 18 10 to 30 minutes
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In this activity, learners explore liquid crystal thermometers to observe how heat flows by conduction, convection, radiation, and evaporation.

$5 - $10 per student Ages 11 - 18 45 to 60 minutes
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This activity (located on page 4 of the PDF under GPS: Sea Turtles Activity) is a full inquiry investigation into testing a repair material.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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In this activity, learners use a tuning fork to explore how the Doppler effect works.

$5 - $10 per group Ages 11 - 18 5 to 10 minutes
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In this chemistry activity, learners will separate a mixture of FD&C dyes (colors certified and allowed by the US for the Food, Pharmaceutical, Cosmetics & Personal Care industry) to practice

$5 - $10 per group Ages 8 - 18 30 to 45 minutes
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In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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In this activity, learners dissect a piece of pizza to learn about nutrients important for health.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes