Arm Ball Dropper

Intro: Arm Ball Dropper

This dropper drops down to create a path for the k'nex ball to travel on. The structure is pretty simple, and it requires few pieces.

Step 1: Upper Arm

Step 2: Lower Arm

Step 3: Full Arm

Step 4: Body

Step 5: Finished!



    • Fix It! Contest

      Fix It! Contest
    • Halloween Contest 2018

      Halloween Contest 2018
    • Furniture Contest 2018

      Furniture Contest 2018