Search Results


Showing results 221 to 240 of 1321

Source Institutions
Add to list Details
This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this simple exploratory activity (1st activity on the page), blindfolded learners try to identify mystery items by smell.

1 cent - $1 per group Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners investigate whether more people are squares or rectangles. People with similarly sized heights and arm spans are classified as squares.

free Ages 6 - 11 10 to 30 minutes
Add to list Details
In this activity (described on pages 39-42 of PDF), learners make a paper wheel (on pages 57-60 of PDF) that shows them the relative loudness of different sounds.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners discover the wonders of the habitat surrounding them.

$1 - $5 per student Ages 4 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this outdoor activity linking human health to the environment, learners use their pulse rates as a measure of the effort expended in walking on different slopes.

$1 - $5 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
Can you think of ways to collect and dispose of spilled oil without causing further harm to the environment?

$5 - $10 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure.

free Ages 6 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners observe live fish in tanks to consider how their body structures are related to their behaviors and habitats.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Experience a spinning spiral...you won't be hypnotized, but you'll see what happens when you look away. It's like getting off a merry-go-round and everything keeps moving.

1 cent - $1 per student Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.

1 cent - $1 per student Ages 4 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this invention challenge activity, learners create an indoor game for one or two people that gets you moving.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners will make seed orbs to grow new trees and plants. Learners will explore ecology and life cycles as well as stewardship through this activity.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this invention challenge activity, learners see how many objects they can grab with a homemade "bionic" arm.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners observe tide pool animals in a touch tank to consider how they survive.

$5 - $10 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
Learners complete a series of hands-on and investigative activities to explore cumulus clouds.

$5 - $10 per group Ages 4 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this outdoor winter activity, learners search for and create hibernation sites that will protect gelatin "animals" from freezing.

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
This activity (located on page 2 of PDF) introduces learners to the real size of animals using nonstandard measurement.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners help identify native and non-native plant species, learn about invasive species, and determine how native plants provide a healthier habitat.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore the possibilities of clay as a natural material.

$5 - $10 per group Ages 4 - 11 30 to 45 minutes