help on catapults

Kim Greco (kimg@sonic.net)
Tue, 17 Jun 1997 10:36:07 -0700


Message-Id: <v01540b00afcc7b3511ee@[208.201.229.112]>
Date: Tue, 17 Jun 1997 10:36:07 -0700
To: pinhole@exploratorium.edu
From: kimg@sonic.net (Kim Greco)
Subject: help on catapults

Does anyone have any construction information, lesson plans, etc. about
the dog-dish catapults we made and used at TI? I am in dire need of ANY
information you might have about them! Thanks!