Date: Tue Feb 25 2003 - 20:27:50 EST
I have one that I use that involves hot dogs and buns, since buns come in
different package amounts than hot dogs. The kids get it!
----- Original Message -----
From: "Steve Gustafson" <email@example.com>
Sent: Tuesday, February 25, 2003 12:02 PM
Subject: Re: [Channel-talkchemistry] making cakes
> I was at a workshop that was put on by ACS that did stoichiometry using
> trucks. I don't remember the exact setup because I didn't pick that
> particular activity to try myself, but the gist of it was to create so
> toy trucks out of the parts provided. Obviously, you are limited by the
> number of each part. You need four wheels per truck, for instance.
> The advantage here is that you still get to see the "limiting substance,"
> the kids still get to have a fun activity, but nothing to worry about when
> you're done. Plus you can use the parts again. I believe one of the
> instructors told us that the kits for the trucks were about $5 apiece.
> Steve Gustafson
> Glidden HS
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