Everyone loves the classics — checkers, hopscotch, tic-tac-toe. Whether you’re hanging out in the den or headed out to the park for a picnic, you can strike up a game in an instant with this DIY Tic-Tac-Toe playing board. Plus, you can also use it as a blanket! Get DIY instructions for a customized, go-anywhere game board, perfect indoors or out.