Search Results


Showing results 21 to 40 of 226

Source Institutions
Add to list Details
In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate.

$5 - $10 per group Ages 8 - 14 1 to 4 weeks
Add to list Details
Trick your family and friends with this creepy crawler that moves up and down. In this activity, learners construct a circuit and motor device that will move a homemade spider in a spooky way.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity related to nanotechnology, learners observe some of the effects that result from creating a thin layer of material several nanometers thick.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners try pouring water out of a regular cup and a miniature cup. It’s harder than it sounds! Learners discover that different forces dominate at different size scales.

$5 - $10 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this drawing/mapping activity, learners design plots of land while incorporating positive strategies for improving water quality.

$5 - $10 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this water activity, learners discover ways to move water across the water table.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
Source Institutions
Add to list Details
In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

$5 - $10 per group Ages 8 - 14 1 to 7 days
Add to list Details
In this activity, learners use pop-beads to understand the characteristics and properties of polymer chains.

$5 - $10 per student Ages 14 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this engineering activity, learners explore simple machines and then build cardboard automata using cams.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
Add to list Details
In this activity (pages 3-4), learners investigate the properties of smart materials, which are materials that respond to things that happen around them.

$5 - $10 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this four-day lesson, learners identify three-dimensional forms in castle design, research different parts of the castle with a focus on their uses, and design and enlarge a banner for the great ha

$5 - $10 per group Ages 8 - 11 1 to 7 days
Source Institutions
Add to list Details
In this activity about engineering, nutrition, and physical activity, learners design and build a healthy bone model of a space explorer which is strong enough to withstand increasing amounts of weigh

$5 - $10 per group Ages 8 - 11 1 to 2 hours
Source Institutions
Add to list Details
In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity on page 10 of the PDF, learners detect the amount of energy that can flow through a sodium chloride electrolyte solution with a light sensor.

$5 - $10 per student Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how parachutes are used to slow down moving objects. Learners work in teams of "engineers" to design and build their own parachutes out of everyday items.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.

$5 - $10 per group Ages 8 - 14 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
Add to list Details
Learners build a solar oven from a cardboard pizza box, aluminum foil and plastic. Learners can use their oven to cook S'mores or other food in the sun.

$5 - $10 per student Ages 8 - 18 45 to 60 minutes