Search Results


Showing results 121 to 140 of 194

Source Institutions
Add to list Details
In this two-part activity, learners work in pairs to examine the four basic stages of a turbine engine.

Over $20 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how the shapes, sizes, and distances of land masses appear differently on two different models of Earth: an icosahedron and a flat map.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
Add to list Details
Learners explore the Bernoulli effect by building an airfoil (airplane wing) and making it fly.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle.

$10 - $20 per student Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create a working model of a nail clipper. This activity helps learners learn the basic principles of simple machines, engineering design and model building.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.

1 cent - $1 per group Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.

Over $20 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners will create a model rocket out of an inflated balloon attached to a straw on a taught string.

$1 - $5 per student Ages 4 - 11 5 to 10 minutes
Add to list Details
In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.

$10 - $20 per group Ages 6 - 11 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

free Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners separate the components of Gatorade using a home-made affinity column.

$10 - $20 per student Ages 11 - 18 45 to 60 minutes
Add to list Details
In this activity, learners thread gumdrops together to make a model of a polymer.

1 cent - $1 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore the "nuts and bolts" of gene chips.

$1 - $5 per student Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
Is a square stronger than a triangle? Use tongue depressors to build simple shapes. Then apply a little weight to them and see what happens!

1 cent - $1 per student Ages 4 - 8 5 to 10 minutes
Source Institutions
Add to list Details
This is an activity (located on page 3 of the PDF under Nanosilver Activity) about diffusion of small molecules across cell membranes.

$10 - $20 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
Source Institutions
Add to list Details
This is an educator-led demonstration of microarray technology using a model created from a pizza box and ping-pong balls.

$5 - $10 per group Ages 11 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.

$1 - $5 per group Ages 4 - 14 1 to 2 hours
Source Institutions
Add to list Details
This is a quick game about self-assembly (page 2 of PDF under Self-Assembly Activity). Like the molecules of DNA, learners will self-assemble into a pattern by following a simple set of rules.

free Ages 8 - 14 10 to 30 minutes