Search Results


Showing results 21 to 40 of 147

Source Institutions
Add to list Details
In this group activity, learners use some common objects and work together to simulate the Coriolis effect. During the challenge, learners make predictions and test different scenarios.

$1 - $5 per group Ages 11 - 18 30 to 45 minutes
Add to list Details
Ancient trash tells archaeologists a lot about the past. In this activity, learners take a close look inside their trash can and think about the clues it offers about their lives.

$1 - $5 per student Ages 6 - 14 45 to 60 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 online interactive simulation, learners will add different salts to water and then watch the salts dissolve and achieve a dynamic equilibrium with solid precipitate.

free Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (pages 17-31), learners are introduced to techniques that are used to determine the structures of solid materials.

$5 - $10 per group Ages 14 - adult 1 to 2 hours
Source Institutions
Add to list Details
In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.

free Ages 11 - adult 10 to 30 minutes
Add to list Details
In this online activity, learners can test their skills at finding constellations in the northern hemisphere's night sky.

free Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will train to increase bone strength and to improve heart and other muscle endurance by performing jump training with a rope, both while stationary and moving.

free Ages 8 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners construct a robot-like hand to demonstrate how data is collected when using robotic technology.

$5 - $10 per group Ages 8 - 11 1 to 2 hours
Add to list Details
Learners create their own piece of history by decorating, shattering, and piecing together a flowerpot "artifact".

$5 - $10 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity related to computer programming, learners give directions to a "robot" (either an adult or another learner) and find out which instructions the robot is able to follow, and how their

$1 - $5 per group Ages 6 - 18 10 to 30 minutes
Add to list Details
In this experiment, learners work in pairs to create two gloves -- one that contains a layer of shortening (blubber) inside, and one that doesn't.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 60, learners examine and simulate wildlife entanglement by experiencing what it might be like to be a marine animal trapped in debris.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
Source Institutions
Add to list Details
In this math lesson (on Page 13), learners predict and simulate the likelihood of an event occurring.

$1 - $5 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this simulation, learners explore how ocean currents spread all kinds of pollution—including oil spills, sewage, pesticides and factory waste—far beyond where the pollution originates.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This lesson focuses on how nanotechnology has impacted our society and how engineers have learned to explore the world at the nanoscale.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners build and test a compass. Learners work in pairs and pretend they are stuck in the wilderness at night.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this online activity, learners see simulations of how processes shape the Earth, and see estimates of how long these processes take.

free Ages 8 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.

1 cent - $1 per group Ages 11 - 18 5 to 10 minutes