Students will determine the best structure for a sturdy car. Students do not have to attach motors, but the car must roll with wheels and skid plates. Each student pair will test their designs by the drop test. This involves dropping their car from a height of 4in.

Students will build and program a LEGO car that uses gears to travel as slowly as possible. The students will compete in a “snail race” to see whose car is the slowest. The last to cross the finish line will be crowned the winner.

Students will build and program a LEGO car that uses gears or sensors to travel quickly across a flat surface, but is also able to climb a steep hill. The settings of the cars can only be switched by a quick adjustment and not a new building component. Students can use gears to keep traction between...