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In this math activity, learners guess which cereals contain the most sugar. Learners use the nutrition labels on the cereal boxes to find the cereal with the least amount of sugar.

$5 - $10 per group Ages 6 - 11 5 to 10 minutes
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This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this math lesson, learners model exponential decay and exponential growth using M&M's, paper folding, and African rhino population data.

$1 - $5 per group Ages 14 - 18 1 to 2 hours
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In this (edible) activity, learners balance chemical equations using different kinds and colors of candy that represent different atoms. Learners will work in pairs and explore conservation of atoms.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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This activity helps learners learn about math through a real-world scenario. Three friends are baking cookies for their school’s bake sale.

$1 - $5 per group Ages 8 - 11 5 to 10 minutes
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In this activity, learners compare the ways of life of Plains Native Americans who hunted and moved frequently to follow the buffalo herds, and Native Americans who farmed and lived in more permanent

$10 - $20 per group Ages 4 - 11 30 to 45 minutes
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In this activity related to rotational inertia (page 1 of the PDF under SciGirls Activity: Microgravity), learners will use a bit of scientific experimenting to test if open-faced peanut butter sandwi

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners will plan a snack within a budget. With a $20 limit (theoretical) to spend on snack for everyone, learners look over grocery store circulars and make their shopping lists.

free Ages 6 - 14 45 to 60 minutes
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In this math lesson, learners make estimates to analyze the number of apples per acre, and visualize the magnitude of one million.

Over $20 per group Ages 8 - 11 1 to 2 hours
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Learners place an M&M candy in water and observe what happens. The sugar-and-color coating dissolves and spreads out in a circular pattern around the M&M.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners explore deoxyribonucleic acid (DNA), a nanoscale structure that occurs in nature.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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In this activity related to climate change, learners create and explore topographical maps as a means of studying sea level rise.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.

1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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In this chemistry demonstration, learners investigate the factors that increase the rate of dissolution for a solid.

1 cent - $1 per group Ages 11 - 18 5 to 10 minutes
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In this math activity (Page 8 of the Dining Out! PDF), younger learners select items from a menu and count out the total amount needed using the fewest bills and coins possible.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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This is a classic exercise for visualizing the scale of the Solar System.

1 cent - $1 per group Ages 6 - adult 45 to 60 minutes
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In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners examine their tongue and taste buds.

1 cent - $1 per student Ages 6 - 18 Under 5 minutes
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In this activity, learners stain fabrics--on purpose!

Over $20 per group Ages 11 - 18 1 to 2 hours
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In this activity, learners create a battery from fruit. This activity helps learners explore electricity, electrochemistry, and series circuits as well as the process of scientific inquiry.

Over $20 per group Ages 8 - 14 1 to 2 hours