Search Results


Showing results 501 to 520 of 1055

Add to list Details
In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity and fun race, learners first find the most common type of tree in a forest site.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the concept of how engineering solved the problem of human/computer interface.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity (on page 6 of the PDF), learners plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first.

$1 - $5 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners play a series of simple games to investigate navigation without visual and sound cues.

$1 - $5 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity about the relationship between food and energy (page 1 of PDF), learners observe and quantify the growth of yeast when it is given table sugar as a food source.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
The demonstration/experiment provides quick proof that air has mass.

$1 - $5 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners use recycled materials to build a bridge that holds as many potatoes as possible. They investigate weight, height, strength, and measurement as they seek design solutions.

1 cent - $1 per group Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity (page 2 of PDF under GPS: Kinetic Sculpture Challenge Activity), learners will predict which objects have to overcome the most static friction to slide down a ramp.

free Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this two part activity, learners work in pairs or individually to discover how vectoring the thrust from a jet engine affects movement of an airplane.

$1 - $5 per student Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the design of rubber band powered cars. Learners work in teams of "engineers" to design and build their own rubber band cars out of everyday items.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners train to increase muscular strength and improve upper and lower body coordination by performing the “bear crawl” and the "crab walk.” Learners perform the exercises over tim

free Ages 8 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag.

Over $20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
Learners will understand the relationship between climate change and sea-level rise.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners make their own binary code bracelets by translating their initials into 0s and 1s represented by beads of 2 different colors.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
Learners make a counting/estimating jar to exchange with friends or bring home.

1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will play a coin toss game where the highest total wins. Combine coin recognition, addition, and probability with a game learners can play on their own.

1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners experiment with gear motion to understand how gears work to change the amount of force, speed, or direction of motion in machines.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
Listen to the beat of gravity. By taking two strings with weights tied to them at different, yet uniform intervals, you can hear the uniformity (and rhythm) of gravity's accelerating pull.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
This magic trick is based on how computers detect and correct data errors.

1 cent - $1 per group Ages 8 - adult 30 to 45 minutes