December 6, 2016
What do artificial snow and baby diapers have in common? Some folks may scratch their heads, but if you’re a science teacher you probably already know the answer(s): they both contain sodium polyacrylate, and they both fall into the fascinating category of SAPs—superabsorbent polymers. These polymers simply LOVE water!
This edition of our newsletter is all about hydrophilic, or water loving, materials. We’re proud to share these comments from science loving teachers!
Read the rest of this entry »
July 10, 2010
by Ted Beyer
One of my favorite authors, Arthur C. Clark, once said, “Any sufficiently advanced technology is indistinguishable from magic.” This has been quoted, misquoted and reused for years. Of course, it’s perfectly true, and magicians have been using science as part of their acts for centuries. Things that we take for granted today were once bleeding edge technology. I remember in high school reading that sometime ‘soon’ (this was more than 30 years ago) there would be TVs that would be so thin that they would hang on the wall like pictures – impossible! A generation before, the concept of television itself was astonishing, and a generation before that, moving pictures of any kind were magical.
As I started to think about this, I suddenly realized that there are many products that we sell here at Educational Innovations that are used – currently – by magicians as ‘tricks’ in their act. Let’s take a look…. Read the rest of this entry »