
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 ofTinkercadwithin the Instructable.
The Puzzle Challenge is closed.
Tinkercad Judges Prizes (1)
Grand Prize (1)
First Prize (3)
Second (5)
Runner Up (10)

Tinkercad Judges Prizes (1)
- A $100 Amazon Gift Certificate
- Instructables Prize Pack

Grand Prize (1)
- Creality CR-10 3D Printer
- An Instructables Prize Pack

First Prize (3)
- Dremel 4300-5/40 Rotary Tool Kit
- An Instructables Prize Pack

Second (5)
- Wooden 3D Jigsaw Puzzles, Set of 6
- Instructables Prize Pack

Runner Up (10)
- Instructables Prize Pack

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).
Learn more about how it works.

Enter
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.

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

Voting
Instructables members can vote for an entry during the contest plus 3 days after the contest closes.

Judging
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.

Winners
When the winners are decided they will be announced here on the contest page. All entrants will be notified when this happens.