Crazy Contraptions are a series of workshops where children explore Science and Engineering through building.
Windmills and gears, this covers how wind turbines work, how gears can speed thing up and slow them down.
Pivot points, this covers how force and distance from a pivot point (fulcrum) are related. Children build balance beams and catapults
Rubber band racers, this covers stored energy and also brings in skills learnt in the gears session.
R/C cars, this brings in skills learnt in previous sessions and allows a lot of creativity. The children race their final creations to see who has build the fastest car.