September 9, 2001
The new series kicks off with our barmiest challenge yet: to build a machine that will fire an ostrich egg as far as possible and ...Read more
September 16, 2001
The challenge for the second heat is to build a 'monster truck' and drive it around an 'S'-shaped course in a dirt oval. The truck...Read more
September 23, 2001
This week's challenge is to torpedo the opposition. Each team must build re-usable torpedoes that run just under the surface of th...Read more
September 30, 2001
The teams have to build a four-man machine to clean up litter. Different kinds of rubbish (such as old cans, plastic bottles, news...Read more
October 7, 2001
The challenge is to build a powered craft to negotiate a stretch of white-water river. The craft must be powerful enough to get up...Read more
October 14, 2001
The challenge is to build a one-man snowmobile. The test course, in the Mammoth Mountains, northern California, is circular with a...Read more
October 21, 2001
This challenge is to build mobile cranes to lift and carry scrap down a course to a drop-off point. Each piece of scrap is allocat...Read more
October 28, 2001
This week's challenge is to build minesweepers.The test is over two rounds. In round one, each team is given 10 minutes to destroy...Read more
November 4, 2001
The challenge this week is to build a one-man hill climber. The teams will have three attempts to scale a 360ft slope with a 1:2 g...Read more
November 11, 2001
At vast expense, this week we have constructed our very own Wormwood Scraps Prison. The challenge facing the teams is to build tun...Read more
November 18, 2001
The ultimate challenge in this series is to build a hydrofoil a boat with wing-like structures underneath its hull to lift the h...Read more
November 25, 2001
The champions' challenge is to take an ordinary car and convert it into a radio-controlled fighting machine. In the contest, point...Read more
December 23, 2001
The mega challenge is to build a hybrid machine to face a two-day triathlon. Stage one is flat out on the salt-flats. Stage two is...Read more
January 1, 1970
Episode 14 of Season 4 premiered on January 1, 1970