The competition begins in the opener of this series, in which design engineers vie to create the most innovative solution to a technological challenge.

The contestants face their toughest challenge yet: stop a missile with a missile. But a heated fight breaks out and there are struggles with an improbable design.

The contestants face a real-world challenge as they build a shelter to keep a rescue worker safe from extreme wind, water and fire. Can the teams keep their cool?

Two teams of scientists compete to meet a seemingly impossible engineering challenge. The team with the best design will remain safe, but the losers will face the judges.

The competitors build an elevator using the power from a waterfall.

A wildcard is brought back and the competitors must create an automated machine that can prepare a meal.