Search Results


Showing results 41 to 51 of 51

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
Add to list Details
Visitors mix urea with water in one flask and mix calcium chloride with water in another flask. They observe that the urea flask gets cold and the calcium chloride flask gets hot.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Add to list Details
Visitors mix water and sodium bicarbonate (baking soda) in a large flask. They then add citric acid to the mixture and stopper the flask. The resulting reaction creates carbon dioxide gas.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Add to list Details
Visitors separate a mixture of pebbles, salt crystals, and wood shavings by adding water and pouring the mixture through a strainer.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners examine their tongue and taste buds.

1 cent - $1 per student Ages 6 - 18 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners try to blow up a balloon hanging inside of an empty bottle.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners create a "mini sky" in a glass of water in a dark room.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Add to list Details
Visitors incrementally increase the amount of iodate in three different test tubes containing the same amount of a starch solution.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.

free Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this demonstration, adult learners create a lava lamp using beer and nuts! Use this pub-themed activity to demonstrate the effects of buoyancy and bubbles.

$1 - $5 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
This is a quick and simple demonstration about reflexes (second activity on the page).

free Ages 4 - 18 Under 5 minutes