Chem4kids
Chem4 Kids: Acids in Proteins
The first thing you might be asking is, "What is an amino acid?" There are more than fifty, and each one of them is a little different. Amino acids are used in every cell of your body to build the proteins you need to survive. All...
TeachEngineering
Teach Engineering: Are We Like Robots?
Students explore the similarities between how humans move and walk and how robots move, so they come to see the human body as a system from an engineering point-of-view. Movement results from decision making (deciding to walk and move)...
TED Talks
Ted: Ted Ed: Could We Survive Prolonged Space Travel?
Prolonged space travel plays a severe toll on the human body: microgravity impairs muscle and bone growth, and high doses of radiation cause irreversible mutations. As we seriously consider the human species becoming space-faring, a big...
CK-12 Foundation
Ck 12: Chemistry Simulation: Average Atomic Mass
[Free Registration/Login Required] Students explore how percent abundances of different isotopes affect the average atomic mass for that given element. Students form connections between the average atomic mass and a person's body mass....