Teams of one baker and one engineer learn if they'll sink or swim by constructing a delicious, watertight boat that must sail 20 feet in 45 seconds.

The bakineers' mission: Create an edible robot capable of navigating a candy-covered obstacle course while carrying an ooey-gooey dessert inside.

Pulleys, ramps and pendulums drive the Rube Goldberg-style confections the bakineers construct for this complicated contraption challenge.

Split into two groups, the bakineers design, bake and build an edible, themed putt-putt course. Will they hit a hole-in-one when the judges tee off?

A fashion show sets the stage for the bakineers to create detailed and delectable costumes that some surprising models will wear down the runway.

Challenged to construct a scrumptious city block, the bakineers erect gingerbread skyscrapers and more. But can their creations survive an earthquake?