Challenge to build a dragster with at least 3 wheels. The one that goes the fastest in the quarter mile wins. Contestants Team Red: The Chicago Fire Team captain Mike Joe Mike Expert Rob Hamilton Team Yellow: The Texas Scrap Daddies Team captain Ken Mark Sean Expert Dan Labinsky

Challenge to build a machine chunk a pumpkin the most accurately to hit a target. They must use human power only. Contestants Team Blue: The Young Guns Team captain Stan Brighton Jeus Beltran Brian Michem Expert Ron Toms Team Orange: Three Rusty Juveniles Team captain Jay Ray Tom Expert Waddy Thompson

Challenge to build a machine to carry each member on one lap around a off road course that has bumps, jumps, and water. Contestants Team Orange: Damage Team captain Ristow John Kalbot Expert James Aduskevich Team Green: The Long Brothers Team captain Brian Long Terry Long Gary Long Expert Mike Ferguson

Challenge to build a machine that can race to an island to save all their team mates one at a time. Contestants Team Blue: Art Attacks Team captain Ken June Wayne Expert Justin Manley Team Purple: The Metal Medics Team captain Dr. Bill Alex Bob Expert Larry DeCamm

Challenge to build to open locked treasure boxes 20 feet underwater. They have to send down an aquanaut in a diver suit and pump air to his helmet. Contestants Team Green: Art Attacks Team captain Ken June Wayne Expert Greg Brian Team Blue: The Young Guns Team captain Stan Brighton Jeus Beltran Brian Michem Expert Bob Kirby

Challenge to build a hovercraft that is the fastest in a relay race. Each member must take a turn driving the hovercraft around the course. Each team choose a differeny way to build. One goes for heavy using two engines the other team goes for light weight using only one engine. Contestants Team Yellow: The Texas Scrap Daddies Team captain Ken Mark Sean Expert Terry Chapman Team Green: The Long Brothers Team captain Brian Long Terry Long Gary Long Expert Bob Wind

Challenge to build a that will not only attain the greatest height but will also bring a payload an ostrich egg back to earth without damage. Contestants Team Green The Long Brothers Team captain Brian Long Terry Long Gary Long Expert Bruce Lee Team Turquoise Art Attacks Team captain Ken June Wayne Expert James Tucci