The Science Behind Phone Systems
Students, in groups, discuss the origin of voice communications. In small groups students research the science behind innovations related to voice communications up through today's satellite systems. They make models or demonstrations.
11th - 12th Science 3 Views 0 Downloads
Caffeine!! - Bite Sci-zed
Caffeine is a legal stimulant that many people use every day, and some people are even addicted to it...but why? Discover the science behind this everyday drug, including how caffeine acts on the central nervous system, stimulates...
4 mins 7th - 12th Science CCSS: Adaptable
A Call to Invention: DIY Speaker Edition
What if I said that you can build a homemade speaker out of a potato chip? Bestselling author and do-it-yourself expert William Gurstelle shows you how in his brief presentation at TEDYouth 2012. He encourages young people to be creative...
7 mins 4th - 12th Science CCSS: Adaptable