The Puzzle Challenge is open to all Instructables showing how to make a puzzle of any variety.

We look forward to the ingenious mental challenges sure to bemuse, bewilder and vex the cleverest of minds. The best puzzle Instructables will be eligible to win a host of cool prizes like a 3D Printer and Dremel Rotary Tool.

There is also a special Tinkercad Judges Prize for the project that makes the best use of Tinkercad within the Instructable.

The Puzzle Challenge is closed.

Grand Prize

20 Prizes

Grand Prize (1)

One grand prize winner will receive:
  • Creality CR-10 3D Printer
  • An Instructables Prize Pack

Tinkercad Judges Prizes (1)

One Tinkercad judges prize winner will receive:
  • A $100 Amazon Gift Certificate
  • Instructables Prize Pack

First Prize (3)

Three first prize winner will receive:
  • Dremel 4300-5/40 Rotary Tool Kit
  • An Instructables Prize Pack

Second (5)

Five second prize winners will receive:
  • Wooden 3D Jigsaw Puzzles, Set of 6
  • Instructables Prize Pack

Runner Up (10)

Ten runner up winners will receive:
  • Instructables Prize Pack
How It Works

Write an Instructable

Create a new Instructable that fits the guidelines outlined in the contest description above. To be eligible, Instructables must be published between Nov 12, 2018 and Dec 10, 2018 (11:59pm PT).


Upon publishing your Instructable you'll see checkboxes for open contests. Select Puzzle Challenge. If you have entries currently eligible for entry, it will also show up by clicking "Enter this Contest" on the right side of this page.


Entries are accepted by Instructables staff within one business day Monday - Friday. What matters is the submission time, not acceptance time.


A panel of judges made up of Instructables staff and respected members of the community rate the finalists. The averages of the ratings determine the winners.


When the winners are decided they will be notified and announced here on the contest page.