Ping Pong Ball Launcher
by dereech, published
Launches a ping pong ball a suprising distance with good accuracy.
Used for a math/physics projectile motion lab.
1/8" material wood or acrylic work great.
No fasteners needed: Completely held Together with 3 small rubber bands.
Can use a 1/4" dowel as a kick stand.
Built in trigger and angle meter for accuracy.
Suggest using some graphite on the moving parts for better results.