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Chemistry
Thermochromic
Twilight Color-Changing Putty
Twilight Color-Changing Putty
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Twilight Color-Changing Putty 91g (1/5 lb)
PUT-150
purple to light blue
Price:
1 or more:
$10.95
ea.
Qty:
Shipping Information
Changes from purple to blue.
Larger View
Silicone Bouncing Putty is back! Synthesized in 1943 at DOW Corning as a possible substitute for natural rubber, for over fifty years it has remained a popular "toy." Sold as "Silly Putty
tm
" and "Thinking Putty," it is one of the most interesting materials to study. It bounces like a super ball, it flows slowly like slime, shears when quickly pulled and lifts ink off printed matter. Threads of it are attracted to a static charge. Containing a heat-sensitive dye, these silicone bouncing putties change color with the heat of your hand and from the heat generated from pulling and stretching.
Global Warming Mug
Add hot water and observe Florida and California disappear, as Central America becomes just a chain of islands!
Moving Putty Display
Watch the putty creep slowly toward the magnets. Great for a hallway display or for measurements in the classroom!
Paramagnetic Putty
This silicone bouncing putty responds to the presence of a magnetic field.
Sunburst Color-Changing Putty
Changes from orange to yellow.
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Educational Innovations, Inc.
5 Francis J. Clarke Circle, Bethel, CT 06801
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