With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
this can shoot tennis balls/anything else 100m ish
1)duct tape$42)a funnel-$33)surgical tubing- 6ft of it- usually around $5TOTAL- $12ish
just look at the picture- its pretty self explanatory- but if u cant figure it out-1)tie tube in a knot2)attach funnel(use a lot of duct tape- just so ...
2 ppl hold either end of the funnelator and 1 person pulls back the loaded funnel(far) and releases
Tennis Ball canon/mortarby Osmannoueiry
How to make a heavy duct tape tennis ball (Pitcher's Ball)by mehasakoolname
Tennis Ball Bottle Rocket by jessedarrencorey (tm)by jessedarrencorey
Tennis Ball Mortar By Sonnimo1234by sonnimo1234
WATER BOTTLE ROCKETby Rebeccaboogirl8
Join 2 million + to receive instant inspiration in your inbox.
Download our apps!
© 2015 Autodesk, Inc.
Enter the email associated with your account and we will send you your username and a temporary password.
Not a member? Sign Up »
Already a member? Login »
That's a pro feature!
Want to go pro?
First step is to sign up.
By clicking "Sign me up!" you are indicating that you have read and agree to the Terms of service.
Already a member?" Login »