eGFI - Dream Up the Future Sign-up for The Newsletter  For Teachers Online Store Contact us Search
Read the Magazine
What's New?
Explore eGFI
Engineer your Path About eGFI
Overview Lesson Plans Class Activities Outreach Programs Web Resources Special Features K-12 Education News
  • Tag Cloud

  • What’s New?

  • Pages

  • RSS RSS

  • RSS Comments

  • Archives

  • Meta

The Engineer Behind the Super Soaker

Lonnie G. Johnson Super Soaker inverterInventor Lonnie G. Johnson spent more than a decade in high-level posts within the Oak Ridge National Laboratory, the U.S. Air Force, and NASA’s Jet Propulsion Lab. He was, in short, a rocket scientist, albeit one with a B.S. in mechanical engineering and a master’s in nuclear engineering. But what sent his high-flying career into orbit was the invention of one of the world’s most popular toys: the Super Soaker.

Read More

A Shot Under Pressure

super soaker water gunTeams of high school students use their understanding of projectile physics and fluid dynamics to calculate the water pressure in squirt guns by measuring the range of the water jets. They create graphs to analyze how the predicted pressure relates to the number of times they pump the water gun before shooting.

Read More

Page 1 of 1