How Do Car Engines Work?
Students perform an experiment which simulates what happens inside an internal combustion engine. They explain how the chemical reaction they witnessed is similar to what happens inside the car engine.
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New Review How Do You Measure the Immeasurable?
How do you measure a distance where the measurement tool will not reach? Pupils use the concept of similar triangles to perform indirect measurements. The lesson asks teachers to demonstrate the method and lead the class through a set of...
9th - 12th Math CCSS: Designed
New Review How Do You Measure the Size of the Universe?
The universe is 90 billion light years in diameter. How do scientists measure something so huge? Space Time explains the process as part of its larger Cosmology playlist. The video addresses the steps to solving the puzzle as well as how...
7 mins 10th - Higher Ed Science CCSS: Adaptable
How Do the Lungs Work?
With the thousands of tasks our brain consciously performs on a daily basis, it's amazing that breathing isn't one of them. Learn how human bodies are able to automatically control the exchange of gas that keeps us alive with this short...
3 mins 7th - 12th Science CCSS: Adaptable
New Review How Do Fish Make Electricity?
Shocking! Share the story of electric fish with young biologists for a fascinating lesson in specialized cells. The narrator of the video describes how some species of fish generate electric current, differentiates between weakly and...
5 mins 6th - 12th Science CCSS: Adaptable