NASA
Nasa: What Is Lift?
A description of how lift is a mechanical force that requires a fluid moving through a solid object and a change in velocity.
TeachEngineering
Teach Engineering: Next Generation Surgical Tools in the Body
Through this unit, students act as engineers who are given the challenge to design laparoscopic surgical tools. After learning about human anatomy and physiology of the abdominopelvic cavity, especially as it applies to laparoscopic...
Exploratorium
Exploratorium: Snacks
Exploratorium's snacks aren't edible, but they are good! Use your science skills to discover gravity, learn about biology, do fun experiments.