Search Results


Showing results 641 to 660 of 740

Source Institutions
Add to list Details
In this activity, learners make pykrete by freezing a mixture of water and a material like cotton wool, grass, hair, shredded paper, wood chips, or sawdust.

1 cent - $1 per student Ages 4 - adult 4 to 24 hours
Add to list Details
Perform this classic inertia demonstration to illustrate the transfer of potential energy to kinetic energy.

$1 - $5 per group Ages 6 - 18 Under 5 minutes
Add to list Details
In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.

1 cent - $1 per student Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners calculate the percentage of oxygen in the atmosphere by using steel wool's ability to rust.

1 cent - $1 per student Ages 11 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity about scale, learners investigate the world of the very small by cutting a 28 centimeter strip of paper in half as many times as they can.

1 cent - $1 per student Ages 11 - 18 Under 5 minutes
Add to list Details
In this online activity, learners find out whether they are smart enough to survive as a plant.

free Ages 11 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners use simple items to construct a device for indicating air pressure changes.

$1 - $5 per student Ages 8 - 18 1 to 4 weeks
Source Institutions
Add to list Details
In this activity (pages 7-16), learners model various crystal structures with LEGOs. This activity also contains additional links that explain how to create other crystal structures.

$5 - $10 per group Ages 11 - adult 10 to 30 minutes
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
Learn how to construct a light box by following simple figures and instructions. This guide includes tips on how to assemble a light box; related activities are featured in separate resources.

$10 - $20 per student Ages 8 - adult 45 to 60 minutes
Source Institutions
Add to list Details
"What's in the Water" lets participants use tools to solve the mystery- what chemicals and compounds are in a sample of water?

Over $20 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this lab (Activity #1 on page), learners compare bacteria growth on two petri dishes containing nutrient agar: one that has been touched by a finger washed only with water and one that has been tou

$1 - $5 per group Ages 8 - 18 1 to 7 days
Add to list Details
In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.

$5 - $10 per group Ages 8 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the engineering behind the conveyor belt and consider the impact this invention has had on transportation and the coordinated shipping and delivery of goods.

Over $20 per group Ages 8 - 18 1 to 2 hours
Add to list Details
In this quick activity, learners practice locating a constellation in a map of very dark skies.

1 cent - $1 per student Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners model atmospheric convection currents using food coloring, water, and clear cups. Activity includes step-by-step instructions, STEM connections, and more.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers have met the challenge of keeping foods, liquids, and other items cool.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this easy demonstration (3rd on the page), learners explore depth perception by conducting a test with two pencils.

free Ages 4 - 18 Under 5 minutes
Source Institutions
Add to list Details
In this quick and simple activity about reflexes (at the top of the webpage), learners conduct a simple test to explore pupillary response.

free Ages 8 - 18 Under 5 minutes
Source Institutions
Add to list Details
In this activity (8th activity on the page) about the sense of touch, learners make their own set of Braille letters. Learners use glue to make raised dots on a Braille Alphabet Sheet.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes