Challenge to build a vehicle that can jump crushed cars, race down a dirt straight away, but can still be agile enough to handle tight turns....

The Challenge is to build a vehicle that not only must carry all members to a gap, but then span the gap without leaving any parts behind, retrieve a...

Challenge to build the most accurate and destructive cannon. The objective to break the most concrete bricks in the opponent's wall. They both get...

Challenge for each team to build a raft that can carry two team members out of scrap. Then race the rafts up and down a white water course trying to...

Challenge to build a glider that can stay aloft for the longest time. The course is a large hill. One team goes for a traditional design the other...

Challenge to build to a torpedo that can maneuver around obstacles in the water to reach the enemy ship and hit a target to register a kill. The best...

Challenge: Each team has to build the most powerful demolition machine they can. Then, they'll try to destroy 9 panels of wall built from concrete...

In the first of the Junkyard Mega-Wars special, 3 teams of builders from United States, Great Britain and Russia build a vehicles capable of race...