Search Results


Showing results 61 to 80 of 404

Source Institutions
Add to list Details
In this activity, learners will be working with a sort of scientific magic, capillary action! They will set up 3 cups of water of different colors, connect them with paper towels and wait.

$1 - $5 per group Ages 4 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners observe, explore and investigate vibrating instruments in everyday places and create music in unique ways.

$1 - $5 per group Ages 4 - 8 5 to 10 minutes
Add to list Details
In this activity, learners model the flow of energy from the sun as it enters a photovoltaic cell, moves along a wire and powers a load.

$5 - $10 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this chemistry challenge, learners combine acids and bases in a universal indicator to create five different colors.

Over $20 per group Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will investigate the part of soil. Explore how clay, silt, and sand make up the dirt in your background. Activity includes step-by-step instructions and extension ideas.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this sensory activity, young learners explore chemical reactions by making their own play dough from home.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore the chemical reaction between water and effervescent antacid tablets. This hands-on activity models how a material can act differently when it's nanometer-sized.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this challenge, learners figure out how to make a juice stain disappear.

$10 - $20 per group Ages 4 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this online activity, learners test their ability to hear different frequencies and compare their frequency range with the frequency range of other animals and insects.

free Ages 4 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this demonstration, learners will be "wowed" as three matches burn to form a triangular pyramid shape and "magically" rise off the table.

1 cent - $1 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners make a slimy non-Newtonian fluid called "Gluep." Use this activity to introduce learners to polymers and viscosity.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.

$5 - $10 per group Ages 4 - 8 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a colorful foam fountain by adding yeast to a chemical reaction. This activity introduces chemical reactions to young learners and teaches the concept of catalysts.

$5 - $10 per group Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this engineering activity (page 5 of PDF), young learners investigate how materials and design contribute to the strength of a structure, particularly walls.

$1 - $5 per group Ages 4 - 8 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create a tornado in a bottle to observe a spiraling, funnel-shaped vortex. A simple connector device allows water to drain from a 2-liter bottle into a second bottle.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
Add to list Details
In this activity, learners explore temperature changes from chemical reactions by mixing urea with water in one flask and mixing calcium chloride with water in another flask.

$1 - $5 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners will explore the ways natural materials can produce sounds. Appropriate for any age, learners can make individual music or create a symphony with others.

free Ages 4 - adult 10 to 30 minutes