American Chemical Society
How Seashells Are Made
What do chalk and seashells have in common? They are both primarily calcium carbonate! Learn how sea creatures use crystalline structure to their advantage as they build their shell homes. An installment of a larger series on reactions...
TED-Ed
What if Cracks in Concrete Could Fix Themselves?
Concrete, heal thyself! A fascinating video describes the self-healing properties of concrete, known as autonomous healing. Pupils also learn about ways that engineers try to make concrete more resistant to cracks, such as by adding...
JFR Science
Solubility and Reactions in Solution: How Does My Water Softener Work?
What is soap scum, and why does it form? Explore hard versus soft water with a video from JFR Science. The narrator explains why someone might have hard water, the factors that affect ion solubility, and how a water softener addresses...
Fuse School
Limestone Cycle - Limestone, Quicklime and Slaked Lime
Calcium rocks! Well, in this case, calcium carbonate is a little more accurate. Part four in a series of seven, the video describes how the seashells of ages past compressed to form one of Earth's most useful sedimentary rock resources....
Fuse School
Hard and Soft Water
What does it mean to have hard or soft water? Learners discover the chemistry behind water hardness in the fifth video of a seven-part series describing our water resources. Using simple animations and balanced chemical equations, young...
Fuse School
Uses of Limestone - Cement, Mortar, and Concrete
This rock is on a roll! Introduce young geologists and environmentalists to the many uses of limestone using the fifth installment in a series of seven. Illustrate the components and properties of cement, mortar, and concrete,...
Fuse School
Testing for Hydrogen, Oxygen, Carbon Dioxide, Ammonia, and Chlorine
How can a chemist tell what gas a chemical reaction produced? Part two of a ten-part series prompts pupils to discover a number of simple tests that can reveal the identity of a gas. The video reinforces the concepts of solubility,...
Get Chemistry Help
Chemistry Lesson: Gas Evolution Reactions
Ah, chemical reactions and gases ... there always seems to be more to learn. This short and detailed video segment describes double displacement reactions (gas evolution reactions) to create a gaseous byproduct. Four gases discussed in...
Steve Spangler Science
Naked Egg - Sick Science! #031
It's amazing how much science can be taught with the use of eggs! Spangler gives a little "teaser" sample of some of the amazing demonstrations and experiments that can be done with them. In this one, he puts an egg in a glass of...