Instructional Video1:21
DoodleScience

The Energy Types

9th - 12th
How many types of energy can you name? A video introduces all 10 types of energy and gives a brief explanation of each. 
Instructional Video4:08
Be Smart

What's The Loudest Possible Sound?

6th - 12th
If a tree falls in the forest and no person is around, does it still make a sound? Students view a short video segment to determine sound and decibel levels of various objects, including the loudest and quietest possible sounds humans...