Grand Prize (2 winners)

  • The BO-AT Single Sheet Plywood Boat
    The BO-AT Single Sheet Plywood Boat
    by PaleoDan

    My son and I built this simple one sheet plywood boat following the plans and sage advice provided in the following link  We saw this in a recent eNews from Make Magazine.  This is Not our desig…

  • One sheet Jonboat
    One sheet Jonboat
    by Verga

    The town I live in has a boat building/ racing contest every year. The challenge to this contest is the materials you are allowed to use as well as the ones you are not. You are limited to One sheet of plywood, Two 2x4's, One roll of duct tape, One pound of fasteners and no other adhsieves Th…

Watersports Summer Challenge




days left



Summer has finally arrived, and we are looking for your best video, photo or step-by-step Instructables related to fun on the water!

How to win the Watersports Summer Challenge? We're looking for Instructables like homemade kayaks, canoes, windsurfers, paddles, water games, toys and more!

Show us how you like to have fun in the sun (and on the water) to win!

Ready to start? Click here!

Multiple entries are accepted, but each entrant can only win one prize. Contest is open to international entries. Contest closes for entries at 11:59pm PDT, August 1.

Get More Out of Instructables

Already have an Account?


PDF Downloads
As a Pro member, you will gain access to download any Instructable in the PDF format. You also have the ability to customize your PDF download.

Upgrade to Pro today!