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Showing results 1 to 7 of 7
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Balloon in a Flask
Source Institutions
Learners observe a flask with a balloon attached over the mouth and inverted inside the flask.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-287.png?itok=5miT8Wqm)
Liquid Layers
Source Institutions
Experiment with liquids of different densities and create liquid layers. For example, oil and water have different densities: oil floats on water because it is less dense than water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-047.jpg?itok=tAH8_PQN)
Mystery Matter
Source Institutions
This interactive demonstration reintroduces learners to three states of matter (solid, liquid, gas), and introduces them to a fourth state of matter, plasma.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-209.png?itok=26a48C_s)
Make a Salt Volcano (Lava Lite)
Source Institutions
This activity about density provides instructions for making a miniature "lava lite" with just salt, oil, water, and food coloring.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-869.jpg?itok=U6rGejsk)
Floating and Falling Flows
Learners create beautiful fluid motion. They explore fluid dynamics, surface tension, solubility, and buoyancy while mixing liquids together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-048.gif?itok=rtzaxXrt)
Four of the States of Matter
Source Institutions
This kinesthetic science demonstration introduces learners to four states of matter: solid, liquid, gas, and plasma.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-329.jpg?itok=o0IWC_EZ)
Changing the Density of a Liquid: Heating and Cooling
Source Institutions
Learners investigate how the temperature of water affects its density.