Search Results


Showing results 361 to 380 of 497

Source Institutions
Add to list Details
In this demonstration, learners observe how liquid nitrogen both boils and freezes ingredients to make ice cream in two minutes.

$10 - $20 per group Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.

1 cent - $1 per group Ages 4 - 14 Under 5 minutes
Add to list Details
Visitors test solutions of water, sugar, salt, and hydrochloric acid and the solids salt and sugar. They clip leads from the hand generator to wires immersed in each substance.

$5 - $10 per group Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
In this chemistry activity (page 1 of PDF SciGirls Activity: Milk Carton Boat), learners will create a blob of stretchable funny putty out of a water, borax, and glue mixture.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water. Learners discover that a thin film creates iridescent, rainbow colors.

$10 - $20 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, PVC pipe, plastic water bottles and vinyl tubing are used to make a simple working toilet model. The model shows the role of a siphon in the flushing of a toilet.

$10 - $20 per group Ages 8 - 18
Source Institutions
Add to list Details
The Ancient Egyptians used a naturally-occurring salt from the banks of the Nile River, called natron, to mummify their dead.

$5 - $10 per group Ages 8 - 18 1 to 4 weeks
Source Institutions
Add to list Details
Learners place an M&M candy in water and observe what happens. The sugar-and-color coating dissolves and spreads out in a circular pattern around the M&M.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This online interactive has three activities in the NanoLab (press the upper right button): Build, Zoom, and Transform.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 5 of the PDF, learners mimic the process for making bricks. Learners shape and bake creations from a dough that is made from flour, salt, and water.

$1 - $5 per student Ages 6 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners make a model of a power plant that uses steam. Learners use simple materials like foil, a tin can, and a pot of water to model a geothermal power plant.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
Add to list Details
In this activity, learners build cars using syringes and water-powered hydraulics. Learners construct the car frame out of cardboard and set up a hydraulic system to raise and lower the car.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners construct a rocket powered by the pressure generated from an effervescing antacid tablet reacting with water, and build a launch pad for their rocket.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners use spaghetti to explore density and chemical reactions.

$1 - $5 per group Ages 6 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this experiment, learners use a blow dryer and water bottle to observe and record changes in air pressure caused by changes in temperature.

$5 - $10 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this chemistry activity (page 8 of the PDF), learners will identify the instances of physical change, chemical change, and solutions while making homemade soda pop.

$10 - $20 per group Ages 8 - 14 1 to 7 days
Add to list Details
Learners classify a variety of objects by their characteristics. They then design an experiment to determine which objects float or sink in water and add this characteristic to their classification.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers develop pipeline systems to transport oil, water, gas, and other materials over very long distances.

$10 - $20 per group Ages 8 - 18 2 to 4 hours
Source Institutions
Add to list Details
In this activity (located on page 2), learners will construct tiny model geysers out of film canisters, warm water, and antacid seltzer tablets.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this activity, learners construct a device that allows them to look over ledges or around corners.

$5 - $10 per student Ages 6 - 11 45 to 60 minutes