Search Results


Showing results 481 to 500 of 1888

Add to list Details
In this activity, learners add dilute bleach solution to water that has been dyed with yellow, blue, and green food color.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity learners will explore the concepts of density and matter in their quest to answer one simple question-will it sink or will it float?

$1 - $5 per student Ages 4 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this physics activity (page 12 of the PDF), learners explore potential and kinetic energy by rolling different sized marbles down an inclined plane.

$1 - $5 per group Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners explore density by using four solids and 6 liquids to create colorful, layered rows.

$1 - $5 per group Ages 6 - 18 5 to 10 minutes
Source Institutions
Add to list Details
This is an activity (located on page 3 of PDF under Where's Nano? Activity) about identifying nanoscale objects and phenomena in today's world.

free Ages 8 - 14 1 to 7 days
Add to list Details
In this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun.

1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this quick activity about the properties of water (page 1 of PDF under SciGirls Activity: Malformed Frogs), learners will use an eyedropper to slowly place one drop of water at a time onto a penny,

1 cent - $1 per group Ages 8 - 14 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
Learn about dyes and mordants (fixatives) when you tie-dye fabric with Kool-Aid™ and vinegar. The colored molecules in Kool-Aid™ form a chemical bond between the fiber and dye molecules.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
Add to list Details
In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport.

$5 - $10 per group Ages 8 - 14 30 to 45 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 activity, learners will use a variety of household and/or natural objects to design a sculpture that balances from a single point.

free Ages 6 - adult 30 to 45 minutes
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
In this activity about endoskeletons (page 8 of PDF), learners observe, compare and contrast different kinds of chicken bones, and relate their chicken bone observations to human bones.

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
Add to list Details
In this activity, learners discover how gelatin can be used as a medium for drug delivery. Learners create colored gelatin and then cut out pieces of the gelatin to simulate medicine (pills).

$1 - $5 per group Ages 8 - 18 4 to 24 hours
Source Institutions
Add to list Details
This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.

free Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
This lesson focuses on how nanotechnology has impacted the design and engineering of many everyday items from paint to fabrics.

Over $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners of all ages will roll a ball coated with paint to artistically visualize the motion of the object.

$1 - $5 per group Ages 4 - adult 30 to 45 minutes
Add to list Details
In this demonstration, learners observe vinegar and baking soda creating carbon dioxide (CO2) in a bottle. The gas is poured out of a bottle onto a candle flame, putting out the candle.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Add to list Details
Learners develop awareness and understanding of the daily air quality using the Air Quality Index (AQI) listed in the newspaper or online.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes