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Showing results 1 to 7 of 7
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Soda Explosion
Source Institutions
This hands-on activity lets participant explore chemical reactions as they create a soda explosion with lots of bubbles. The bubbles in soda are made of carbon dioxide gas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-643.png?itok=xcohskkM)
Underwater Fireworks
Source Institutions
In this activity, learners investigate diffusion by creating underwater "fireworks" using food coloring, oil and water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-308.png?itok=5W6tEFNm)
Iron for Breakfast
Source Institutions
Did you know that some breakfast cereals are fortified with ferric phosphate, while others contain tiny pieces of reduced iron?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-307.jpg?itok=vHb7oh7y)
Making Waves
Source Institutions
Investigate the interaction of liquids of different densities and experiment with wave patterns with this hands-on activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-842.png?itok=l1y3hNKb)
Pepper Scatter
Source Institutions
In this quick activity, learners break the tension that happens when water develops a "skin." Learners use water, pepper and some soap to discover the wonders of surface tension—the force that attract
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-650.jpg?itok=P1LZ5QF-)
Kaleidoscope
Source Institutions
In this activity, learners investigate the reflective properties of light and mirrors as they make a kaleidoscope.
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Thaumatrope Illusion
Source Institutions
Design and create an optical illusion toy that makes two pictures appear to become one. This is called a thaumatrope and will allow the learner to investigate the phenomenon of persistence of vision.