Game on an erasable court is a term used to describe the game of HOPSCOTCH. HOPSCOTCH is a game that is traditionally played on the ground, but can also be played on an erasable court. The game involves throwing a marker onto a numbered pattern of squares and then hopping through the pattern, picking up the marker, and then hopping back. The game is usually played by two or more players, and the winner is the one who completes the pattern first.