Posts
Water Flowing Uphill?
Not exactly... but this stuff is really cool. It's probably best described as a self-siphoning gel. The chemical is called polyethylene oxide or Polyox and it has an incredibly large molecular weight - about 4 million. When the powder is mixed…
Mentos Slow Motion Video
If you've ever enjoyed wearing a bottle of Diet Coke after dropping in a roll of Mentos, you know that the reaction is immediate. I've always thought that it would be cool if you could slow everything down and really look at the reaction. I…
Young Rocket Scientists Inspired by Homer Hickam
Only a very cool teacher gives this kind of homework to her students... "Using only construction paper and tape, I want you to design a rocket." Lisa Heaton, the Gifted and Talented teacher showed her students a specially designed rocket launcher…
Students Learn Mom Was Right – Wash Your Hands
The students at Wilder Elementary in Littleton, Colorado proved that Mom is right, "Wash your hands with soap and warm water!"? The third grade class did an experiment using Petri dishes prepared with agar (a seaweed derivative). Agar is an…
Flying with Fire Extinguishers
When I saw the video, the first thing that came to mind was... Japanese MythBusters. If you ever wondered how many fire extinguishers it would take to make someone fly (I use the term loosely), then you'll want to invest 7 minutes of your life…
Atlanta Science Boot Camp – Teachers Get Marching Orders
Our hands-on science team of teachers hit the road and headed to Atlanta for another stop on the 2006 Science Boot Camp Tour. The focus for this Boot Camp was to find creative ways to integrate more science into the teacher's current curriculum.…