Search Results


Showing results 161 to 180 of 268

Source Institutions
Add to list Details
The goal of this Star Wars activity is to design and build a balancing device to help an Ewok escape the Imperial Forces by sliding down a tightrope to safety.

$10 - $20 Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
The Let's Do Chemistry "Build a Battery" activity lets participants learn how batteries work and how materials behave, change, and interact by building their own simple battery out of metal and felt w

$10 - $20 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
Learners will build and experiment with their own windmills made from simple household materials.

$10 - $20 per group Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this series of exercises, learners predict the conditions necessary for bacterial growth, test their predictions and at the same time practice the aseptic techniques and safety procedures needed wh

$10 - $20 per group Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
This is an activity (located on page 3 of the PDF) about the mixture of materials in bone and how they affect its strength.

$10 - $20 per group Ages 8 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity (page 7 of PDF), learners will identify the general two-dimensional geometric shape of the uppermost cross section of an impact crater.

$10 - $20 per student Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore water pressure by conducting an experiment with a garden hose. Learners build a testing apparatus and create PVC nozzles with different sized holes.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners work in teams to design and build solar water heating devices that mimic those used in residences to capture energy in the form of solar radiation and convert it to thermal energy.

$10 - $20 per group Ages 14 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners compare and contrast different forms of luminescence by observing how chemiluminescence, phosphorescence, and fluorescence produce or emit light.

$10 - $20 per group Ages 11 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this demonstration, cook a cake using the heat produced when the cake batter conducts an electric current.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore the properties of metals at four stations. The stations include A) Magnetism and Breakfast Cereal; B) Conductivity of Metals; C) Alloys; and D) Metal Plating.

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this chemistry challenge, learners systematically investigate which combination of four solutions produces a deep red color.

$10 - $20 per group Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners play with surprising sand that doesn’t get wet! Learners explore how water behaves differently when it comes in contact with "magic sand" and regular sand.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore how watermills have helped harness energy from water through the ages.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this three-part activity, learners explore how waves are formed and why some waves are bigger than others. First, learners observe waves of water in a pan generated by an electric fan.

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
This laboratory exercise is designed to show learners how DNA can easily be extracted from wheat germ using simple materials.

$10 - $20 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
An estuary is a body of water that is created when freshwater from rivers and streams flows into the saltwater of an ocean.

$10 - $20 per group Ages 8 - 18 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners explore how engineers design tire treads to increase safety and reliability.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
This is an activity/demo in which learners are exposed to the difference bewteen hydrophobic surfaces (water repelling) and hydrophilic surfaces (water loving).

$10 - $20 per group Ages 6 - adult 10 to 30 minutes