"Build It Better" challenge

TRENTON, N.J. (WPVI) -- Trenton high school students are competing to design their own cars.

The "build it better" challenge requires each team to create a self-propelled vehicle.

The final products will be judged on engineering, marketing skills, and budget.

The twenty students taking part are learning how to run a company.

They're also being prepped for manufacturing jobs in Trenton.