Matter

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Oobleck Explained in 40 Seconds – Try This at Home!

Meet oobleck — a strange and satisfying substance that behaves like both a liquid and a solid! It’s called a non-Newtonian fluid, and it's made from just cornstarch and water. Learn how to make your own batch at home in just minutes.
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We Froze and Burned Oobleck

Ever wonder what happens when you freeze or burn oobleck?We took this weird, goopy substance — a non-Newtonian fluid made from cornstarch and water — and pushed it to the extreme.
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under 1 minute

Boston Dynamics Robot Dog Walks On Oobleck

Can a robot walk on liquid? Boston Dynamics’ iconic robot dog, Spot, takes on a kiddie pool full of oobleck — a non-Newtonian fluid that’s part liquid, part solid.
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under 1 minute

The Antimatter Mystery: Eric Cornell Breaks It Down

What happens when matter and antimatter meet? According to Nobel Prize-winning physicist Eric Cornell, they instantly annihilate each other—not in a puff of smoke, but in a flash of light.
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20 minutes

Improving Everyday Materials

Discover materials and how materials scientist use their knowledge to change the world. Humans have improved materials to build bigger, stronger and better materials by changing their properties.
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20 minutes

Making Diamonds: Material Magic

While materials occur naturally, sometimes we make our own! How do materials scientists make them and why is it useful to make materials with specific properties? Explore how we use our knowledge of matter to manufacture new materials.
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20 minutes

What's a Property?

Define what a property is and then find properties different kinds of substances have in common. Start to apply this knowledge to explore your world. Use properties to help identify unknown substances.
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20 minutes

Organizing Properties

Expand on your knowledge of matter. Discover what are substances and elements and how the properties of different substances compare.
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20 minutes

Properties of Matter in Extreme Environments

Extreme temperatures, pressure, and altitude can all impact how matter behaves. Discover how being at sea level, in the mountains, or traveling in the atmosphere can cause changes.
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20 minutes

Mass, Solutions, and Chemical Changes

Explore the conservation of mass during chemical changes. Learn what happens to the particles that make up substances during a chemical change and if mass is conserved during chemical changes. Made with video from our parters at Crash Course Kids.
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20 minutes

Conservation of Mass

Sometimes things seem to disappear. Not like the sock you lost when doing laundry but when a candle burns or a glass of what is left out. What happened to the matter that was there? Discover conservation of mass and what happens to matter in a mixture.
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20 minutes

Kitchen Chemistry

Discover what chemical changes mean for the matter involved, how to spot evidence a chemical change occurred, and if they can be reversed. Learn how some mixtures can result in new substances.
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20 minutes

Oobleck and Non-Newtonian Fluids

It's messy and gooey and solid and liquid but most importantly it seems to defy science. It's oobleck! Fascinate your students with this substance and more that possess unusual properties.
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20 minutes

Mixture vs. Solution

Discover the difference between mixtures and solutions. Using examples from your students' everyday lives, they will learn how to identify mixtures using properties and an understanding of matter.
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20 minutes

States of Matter and Properties

How do an object’s properties impact its function? Learn how properties and states of matter like solids, liquids, and gases, have a big impact.