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In this math game, learners toss plastic cups to land just right and collect points to win.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
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In this activity, learners will compare predicted and observed tides using data from The National Oceanic and Atmospheric Administration(NOAA).

free Ages 14 - 18 45 to 60 minutes
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Learners determine the surface area and volume of two identical boxes, and then figure out the dimensions of a cubical box with the same volume.

1 cent - $1 per student Ages 11 - 14 2 to 4 hours
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In this engineering activity, learners design parachutes to give toy figures safe landings. This activity is great for practicing an important STEM skill--changing only one variable at a time.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners use tsunami time travel maps to predict how long it will take a tsunami to reach the shore.

free Ages 14 - adult 1 to 2 hours
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In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.

1 cent - $1 per group Ages 4 - 11 1 to 2 hours
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This activity (located on page 8 of the PDF) introduces learners to the concept of Non-point Source Pollution--what happens when rain washes garbage and other pollutants into rivers and lakes.

$5 - $10 per group Ages 6 - 11 5 to 10 minutes
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In this introductory activity, learners discover that sugar and food coloring dissolve in water but neither dissolves in oil.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this math activity, learners predict how many pom-poms they can toss inside a circle from three feet away. Use this activity to help learners explore probability.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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In this card game, learners make two sets of three cards that are alike. Learners must justify to the rest of the players why the three cards belong in each set.

free Ages 8 - 11 10 to 30 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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This is an activity (located on page 3 of PDF under Gecko Feet Activity) about modeling a nanoscale phenomenon (gravity-defying gecko feet) with macroscale objects (shoes).

$1 - $5 per group Ages 8 - 14 2 to 4 hours
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In this bilingual (English/Spanish) activity, learners create family trees by tracing the hands of their family members.

1 cent - $1 per student Ages 6 - 11 30 to 45 minutes
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In this activity, learners explore Charles' Law in a syringe.

1 cent - $1 per group Ages 14 - 18 1 to 2 hours
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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 math activity, learners use what they know about shapes to copy a friend's hidden picture. Learners create a design out of pattern blocks and then hide their picture behind a screen.

1 cent - $1 per group Ages 8 - 11 10 to 30 minutes
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In this math activity, learners create symmetrical designs for paper models of special blouses known as huipiles.

1 cent - $1 per student Ages 4 - 8 5 to 10 minutes
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This is an activity (located on page 3 of the PDF under Self-Assembly Activity) about self-assembly, the ability of molecules to assemble themselves according to certain rules.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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Learners experiment to see which colors of light will cause a phosphorescent (glow-in-the-dark) material to glow.

$10 - $20 per group Ages 11 - 14 10 to 30 minutes
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In this hands-on activity, learners use toothpicks to build different triangles and squares and then use the toothpicks to build and solve some tricky shape puzzles.

$1 - $5 per group Ages 6 - 11 5 to 10 minutes