You don’t actually need a board to make a gameboard. You can make a fully usable prototype board that will be good for dozens of playtests using only cardstock and scotch tape.

EnergyEmpire

I make a lot of prototypes. Most of them, I end up quickly revising, and within a week or two, I’m replacing many of the components – often the board too. So I’ve developed a method for building game boards that is fully functional, but is also cheap, quick, and highly portable.

Kalifia

Check out the youtube video below for tips on how to build prototype boards like these: