Search Results


Showing results 281 to 300 of 313

Source Institutions
Add to list Details
In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.

Over $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
This lesson focuses on graphene and its electrical properties and applications.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Add to list Details
Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.

1 cent - $1 per student Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners design and build a simple wind vane —one of the oldest kinds of weather tools— and use it to show wind direction.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In ancient Chaco Canyon, the people used a "sun dagger" petroglyph to mark the passing of seasons.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners investigate the history and development of agricultural biotechnology.

$10 - $20 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
Learners follow directions to construct a water-powered electrical generator using a turbine made from plastic spoons.

$10 - $20 per student Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity related to microbes, learners use water drops and hand lenses to begin the exploration of magnification. This activity also introduces learners to the microscope.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

$5 - $10 per student Ages 6 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners explore how engineers work in a team to solve problems.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners explore how wind tunnels provide feedback to engineers about the performance and durability of products such as planes, cars, and buildings.

$10 - $20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners explore the engineering behind life vests or personal flotation devices and the challenges met by these devices.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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
Add to list Details
In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers incorporate biometric technologies into products as well as the challenges of engineers who must weigh privacy, security and other issues when designin

free Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.

Over $20 per group Ages 8 - 18 2 to 4 hours
Source Institutions
Add to list Details
This activity (on page 2 of the PDF under SciGirls Activity: Earthquakes) is a full inquiry investigation into aerial imagery.

free Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the difference between compact fluorescent light (CFL) bulbs and traditional incandescent bulbs.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes