Search Results


Showing results 521 to 540 of 740

Source Institutions
Add to list Details
In this activity, learners get hands-on with geometry by making a polyhedron kitty sculpture.

1 cent - $1 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a model using metric measuring tapes and atmosphere composition data.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this chemistry demonstration, learners investigate the rule "likes dissolve likes" by combining three, immiscible liquids to create a colorful density column.

$1 - $5 per group Ages 6 - 18 Under 5 minutes
Source Institutions
Add to list Details
This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this astronomy activity (page 6 of the PDF), learners will compare and contrast two planets in the solar system using data obtained from the internet.

free Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this math lesson, learners explore transformations and quadratic functions through toothpick patterns.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this online activity about heart disease, learners will pick one of three patients (based on actual patient histories) and help a cardiologist diagnose and prescribe treatments for him or her.

free Ages 14 - 18 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners will investigate the part of soil. Explore how clay, silt, and sand make up the dirt in your background. Activity includes step-by-step instructions and extension ideas.

free Ages 4 - adult 10 to 30 minutes
Add to list Details
In this activity, learners investigate passive solar building design with a focus solely on heating.

$5 - $10 per group Ages 14 - 18 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners explore the chemical reaction between water and effervescent antacid tablets. This hands-on activity models how a material can act differently when it's nanometer-sized.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity (3rd on the page), learners investigate circadian rhythms by examining how well people do with estimating time.

free Ages 8 - 18 30 to 45 minutes
Add to list Details
Learners build at least two different spinners (tops) to investigate how mass distribution, size, and shape affect the length of time the spinner spins.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this math lesson, learners explore linear patterns, write a pattern in symbolic form, and solve linear equations using algebra tiles, symbolic manipulation, and a graphing calculator.

1 cent - $1 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this physics demonstration, learners will be surprised when a lemon slice appears to magically levitate within a pint glass.

1 cent - $1 per group Ages 8 - adult Under 5 minutes
Source Institutions
Add to list Details
In this physics activity (page 5 of the PDF), learners will witness the effects of free fall by observing falling water, and will gain a better understanding of the concept of weightlessness.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this design and physics challenge, learners construct a cylindrical wing, fly it, make modifications, and determine how the changes affect flight patterns.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this weather forecasting activity, learners determine the location of cold and warm fronts on weather plot maps.

free Ages 8 - 18 45 to 60 minutes
Add to list Details
In this activity about cartography, learners work in teams to create two different map projections: a planar (or polar) and a cylindrical (or Mercator) projection.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder.

$1 - $5 per group Ages 8 - 18 10 to 30 minutes