Search Results


Showing results 581 to 600 of 814

Source Institutions
Add to list Details
In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
Add to list Details
Learners investigate an iron-fortified cereal by stirring it with a strong magnet. They discover that metallic iron is present in some cereals.

$1 - $5 per student Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
This game plays a dozen different sounds, altered to simulate what they would sound like if you had hearing loss.

free Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.

Over $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity on page 7 of the PDF (Plants—The Green Machines), learners examine the effects that light and air have on green plants.

$1 - $5 per student Ages 6 - 11 1 to 4 weeks
Source Institutions
Add to list Details
In this optics activity, learners build a spy tool to secretly view things over walls or around corners.

$5 - $10 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
During this activity, learners take part in a variety of tasks which involve moving and balancing different body parts.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this exercise (Activity #2 on page), learners test their distance vision to evaluate their overall eyesight.

free Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners will learn how to make their own pH indicator using cabbage leaves, and then test common household items with their homemade indicator.

$5 - $10 per group Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In "Chemistry Makes Scents," participants use their noses to distinguish between chemicals with very similar structures.

$10 - $20 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this optics activity, learners explore why the sky is blue and the sunset is red, using a simple setup comprising a transparent plastic box, water, and powdered milk.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this environmental science and data analysis activity, learners work in groups to track a Dead Zone (decreased dissolved oxygen content of a body of water) using water quality data from the Nutrien

free Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
In a series of three experiments, learners explore the basics of biotechnology using self-locking plastic baggies. Each experiment demonstrates a phenomenon or principle of biotechnology.

Over $20 per group Ages 14 - 18 4 to 24 hours
Source Institutions
Add to list Details
This is a series of quick activities/demos and pre-assessment tools that evaluate learners' current understanding of microbes and introduce them to basic information about microbes.

Over $20 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners will experiment with the physics of forces - kinetic energy and friction while making a moving toy woodpecker.

1 cent - $1 per student Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity about the relationship between food and energy (page 5 of PDF), learners conduct an experiment to compare how much energy is released as heat from two different foods.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners design their own experiment to investigate how pollution diffuses through ground material.

$1 - $5 per group Ages 11 - 14 30 to 45 minutes
Add to list Details
In this two-part activity, learners investigate buoyancy, density and surface area as well as biodiversity and the relationship between the structure and function of organisms.

Over $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners construct a playable kazoo from inexpensive materials. They will experience how vibration creates sound waves and music.

1 cent - $1 per group Ages 6 - 11 10 to 30 minutes