Search Results


Showing results 921 to 940 of 1066

Add to list Details
Engineer and cartoonist Rube Goldberg is famous for his crazy machines that accomplish everyday tasks in overly complicated ways.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
This activity was designed for blind learners, but all types of learners can explore the process used to cast and mold molten metal, glass, and plastics.

$10 - $20 per group Ages 8 - 18 4 to 24 hours
Source Institutions
Add to list Details
Working in small teams, learners try to build a satellite that can float for at least five seconds in the marked area of a vertical wind tube.

Over $20 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity related to plant biotechnology, learners use the tissue culture process to rapidly produce clones (genetic copies) of a particular plant (cauliflower, rose cuttings, African violet le

Over $20 per group Ages 11 - 18 1 to 12 months
Source Institutions
Add to list Details
In this activity, learners are challenged to design and build a system of gears and kinematics to create a hand-stamping machine.

Over $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners simulate the process of DNA fingerprinting by using electricity to separate colored dyes.

Over $20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners build a simple tabletop seesaw to test how different variables (the position of the fulcrum, distance, weight) affect its balance under increasing weight loads.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners design, build and test a model suspension bridge for sturdiness and strength.

$1 - $5 per group Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this physics activity, challenge learners to make and race a balloon-powered car. Learners construct the body out of a paper cup, wheels out of wooden spools. and fuel tank out of a balloon.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
Add to list Details
In this activity, learners design and build a NASA rover using raw pasta and candy with a limited imaginary budget.

$5 - $10 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this physics activity (page 2 of the PDF), learners will construct their own walkalong glider. They will explore how air, though invisible, surrounds and affects other objects.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this optics activity, learners examine how a transparent material such as glass or water can actually reflect light better than any mirror.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners discover how NASA engineers develop experimental aircraft.

$10 - $20 per group Ages 11 - 14 1 to 2 hours
Add to list Details
This fun and simple hands-on astronomy activity lets learners explore model planets (that they or an educator will create), using methods NASA scientists use to explore our Solar System.

per group Ages 8 - adult 30 to 45 minutes
Add to list Details
In this activity (on page 2), learners create a submarine using a plastic cup. This is a fun way to learn about buoyancy and density.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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 activity, learners make a solar oven. Learners witness the awesome power of the sun to make a yummy treat--a chocolate chip cookie!

$10 - $20 per group Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this engineering activity, challenge learners to invent a water filter that cleans dirty water.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (on page 1 of the PDF under SciGirls Activity: Soccer Ball Kick), learners will investigate the transfer of energy using sports equipment.

free Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
Learners cut and fold a paper helicopter from the template in this PDF. They practice twirling the helicopter and observe what happens as they modify their tries.

1 cent - $1 per student Ages 4 - 14 10 to 30 minutes