Archive for April 2009
Using Lateral Thinking Puzzles
Posted by: Scott on: April 21, 2009
If you don’t know what a lateral thinking puzzle is, google it. These are great puzzles to make the kids think a little differently. The kids make so many assumptions, I’m always struggling to find ways to open up their thinking process. I had a period to kill with one of my classes, so I [...]
First Pass at Series & Parallel Circuits
Posted by: Scott on: April 20, 2009
This mini-lab worked out really well. In fact, quite of few kids surprised me by getting into building circuits. I know a lab goes well when nobody bails or gives up in frustration. I introduced series and parallel circuits with three quick overheads. I also taught them the schematic symbols for a battery, switch, and [...]
Lemon or Lime Battery
Posted by: Scott on: April 15, 2009
It’s not about being politically correct. Limes are cheaper than lemons. A bag of 5 limes was $1, lemons were $2. Since we were sticking metal in them and then throwing them away, frugality wins. Besides, I have some leftovers that may become margaritas. Now, I ran out of time and didn’t create a lab [...]
Experiments with a van de Graaff Generator
Posted by: Scott on: April 12, 2009
I now feel qualified to put something up on this post. We played for two whole days in my physical science class, and the kids still want more. Another day in my three physics classes, and I’m battle ready. I began by showing the balloon on the bald teacher’s head and sticking it to the [...]
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