Science Kits Can Help Save Our Educational System & Standardized Test Scores
January 27th, 2010 // 8:12 am @ admin
In the last few decades, American schools have fallen in rank in comparison to schools in other countries around the world. Math and science scores have plummeted in the same comparison. Today in the U.S., 6 out of 10 engineering doctorates are awarded to foreign students. It is a problem when 30% [...]
Category : Blog & Science Kits
Wired.com: “What’s That Stuff? The Chemistry Behind Everyday Products”
January 26th, 2010 // 5:08 pm @ admin
I found this fascinating quote today:
As we discovered, the kind of hand warmers we were investigating contained iron powder, which quickly began to rust when exposed to air. Ignoring the warning (!) and opening the packet lets in more oxygen and speeds up the reaction, creating so much heat that your iron mixture will start [...]
Category : Around the Web & Blog