Ultimate tic-tac-toe is a board game composed of nine tic-tac-toe boards arranged in a 3-by-3 grid. Players take turns playing in the smaller tic-tac-toe boards until one of them wins in the larger tic-tac-toe board.

The rules are here: [https://en.wikipedia.org/wiki/Ultimate_tic-tac-toe](https://en.wikipedia.org/wiki/Ultimate_tic-tac-toe)

Filaments used

• Prusament Galaxy Black
• Prusament Galaxy Silver
• Prusa Pearl Red
• Genric White
• Fillamentum Extrafill "Noble Blue"

Parts required
1 - mainboard
25 - x-pieces
25 - o-pieces
5 - big-x-pieces
5 - big-o-pieces

Storage Box
4 - 5mm x 3mm magnets
2 - M3 x 12mm screws
2 - M3 nuts

I have also designed a storage box that can be seen in the Fusion360 render. I will upload this too once I have printed and tested it. This will be used for storing all of the pieces.

The storage box is now included.