Day 1

Purchased ~$50 worth of materials for the trebuchet construction:

• 5 PVC pipes
• 8 T-joints
• 8 45 degree joints
• Purple Primer
• PVC Glue

The PVC pipe was cut the following way:

• 2 4" pieces (throwing arm axel holders)
• 4 4" pieces (to hold together T-joints)
• 1 7' piece (throwing arm)
• 2 7' pieces (base)
• 2 20" (base)
• 4 51" (supports)

The following are the models being used to as a guide to build our trebuchet:
http://web.archive.org/web/20070722115351/http://www.ripcord.ws/plans/plans.html
http://www.redstoneprojects.com/trebuchetstore/pvc_trebuchet_2.jpg