Recent content by Geek4Life

I have yet to hear we have a problem with a lack of "small rodents". This is just part of the food chain. They seem to reproduce quite well, as my friend who got a pair of guinea pigs last year can tell you. I am thinking of the Star Trek show Trouble with Tribbles...

Regarding "Let nature decide its course..." I don't think that when people bring "pets" from other parts of the world and then release them (accidentally or not-so-accidentally) into the local habitat and let them decimate the local wildlife, that it is "just letting nature take its course."...

Thanks for that video. It's awesome. I like the idea of the coke can, and I think some of the kids will relate because some of them go to a hiking spot that is about 4,000 ft above us, and if you close any empty plastic water bottle up there and bring it back down, it will partially collapse. I...

Thanks for all the great ideas! I especially like the finger slingshot idea, though I'd have to clear it with the teacher. Or it might be safer to make a little catapult and show the effect of different angles, and adding more rubber bands. Perhaps a competition between two groups. But the time...

If you were a parent volunteer, and you were asked to do a fifteen minute 3rd-grade classroom presentation to demonstrate ONE "law of physics" or to teach one thing about physics or physics related, what would you do as a "fun" example that 3rd graders would enjoy and hopefully learn from and...