? tile
thingiverse
same explanation as the -1 tile but only difference is that when a player lands on this tile, they will know to answer the question because this will be in a different color.
Download Model from thingiverse
With this file you will be able to print ? tile with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on ? tile.