Flapping Bird Music Machine

​Ratchet Crank Mechanism

Oscillating DIY Logo

Hand Crank Butterfly

Mini Marble Rube Goldberg Machine

Slow Machine

Pneumatic Box Opener

Solar Powered Marble Machine

Interactive Information Station

Flapping Hat

High Five Sticker Dispenser

Wind Powered Flapping Bird

Waving Hand

Bird Automata

Hand Crank Hammer

Balloon Popping Machine

Curved Scissor Lift