Search Results


Showing results 41 to 60 of 237

Source Institutions
Add to list Details
This is a quick activity that shows how large amounts of rock and sediment are added to the edge of continents during subduction.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In the kitchen, learners can perform their own density investigation.

1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners use Starburst® candy to sort, classify, compare, and graph. Learners grab a handful of one-inch candy squares, sort them by color, graph the candy, and discuss the results.

$5 - $10 per group Ages 4 - 11 5 to 10 minutes
Add to list Details
In this activity, learners experiment with the density of ice, water, and oil. Learners will discover that the density of a liquid determines whether it will float above or sink below another liquid.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners cook amino acids and sugar to explore the range of aromas released.

$10 - $20 per group Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners will turn healthy greens into crispy snacks. Explore concepts of nutrition, dehydration and cooking to create healthy food.

$10 - $20 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
Did you know that some breakfast cereals are fortified with ferric phosphate, while others contain tiny pieces of reduced iron?

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers have developed big wheels or Ferris wheels.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners follow a recipe to make hollandaise sauce. Learners discover how cooks use egg yolks to blend oil and water together into a smooth mix.

$1 - $5 per group Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners measure the amount of carbon dioxide in a carbonated drink.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
Using yeast, sugar, and water, learners create a chemical reaction which produces carbon dioxide (CO2) gas inside a 2-liter bottle. They use this gas to inflate a balloon.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this demonstration, learners observe how liquid nitrogen both boils and freezes ingredients to make ice cream in two minutes.

$10 - $20 per group Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners explore engineering package designs that meet the needs of safely shipping a product.

$5 - $10 per group Ages 8 - 18 1 to 7 days
Source Institutions
Add to list Details
In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.

1 cent - $1 per group Ages 4 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners mix milk, vinegar, baking soda, and water to create sticky glue. Use this activity to explain how engineers develop and evaluate new materials and products.

$1 - $5 per student Ages 6 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners touch supercooled water drops with an ice crystal and trigger the water drops to freeze instantly.

$1 - $5 per student Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
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
Source Institutions
Add to list Details
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
Source Institutions
Add to list Details
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