Search Results


Showing results 1001 to 1020 of 1245

Source Institutions
Add to list Details
In this activity (p.14-15 of PDF), learners discover the concepts of competition and limiting factors as they relate to plant and animal communities.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
This activity aims to stimulate discussion on the question of whether computers can exhibit “intelligence,” or are ever likely to do so in the future.

free Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners participate in several full-body interactive games to model the process of self-assembly in nature and nanotechnology.

$1 - $5 per student Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners imagine what the world might look like if we could build an elevator to space!

1 cent - $1 per student Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Where rainwater goes after the rain stops? And why there are rivers and lakes in some parts of the land but not in others?

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about electricity, learners suspend pieces of tape from a straw to construct an electroscope, a device that detects an electrical charge.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, one person acts as a human robot while another acts as their developer by programming their actions.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.

$5 - $10 per group Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners make their own pinhole viewer in order to measure the size of the sun.

$1 - $5 per group Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Did you know that using a lens one can bend light to make pictures of the world? It's true!

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this amazingly simple physics activity (page 5 of the PDF), learners will explore how exerting a force on an object can give it kinetic energy and momentum.

1 cent - $1 per student Ages 11 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 7 of the PDF, learners experiment with the interesting designs that can be made by painting on plaster.

$10 - $20 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this physics activity (page 3 of the PDF), learners will move a load using a lever of each of the 3 classes. They will explore the differences between these classes and which are more effective.

$1 - $5 per group Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore the magnetic field of a bar magnet as an introduction to understanding Earth's magnetic field. First, learners explore and play with magnets and compasses.

$10 - $20 per group Ages 8 - 18 10 to 30 minutes
Add to list Details
Learners draw pictures of how they envision scientists. By comparing and discussing the features in their pictures, they can discover common thoughts and stereotypes about scientists.

free Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this geology activity (page 6 of the PDF), learners explore how carbonic acid can slowly dissolve limestone and form caves.

$1 - $5 per group Ages 11 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This is an activity about acid-base reactions using eggs and vinegar. Learners place eggs inside a container of vinegar and leave to soak overnight.

1 cent - $1 per group Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper.

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Learners will explore the chemistry of mucous and its importance to our health by following a process to make their own replica "snot." The activity includes a time and age recommendation, a materials

$1 - $5 per group Ages 6 - adult 10 to 30 minutes