Plot the points on the coordinate grid in this Halloween mystery picture game. Choose to plot coordinate pairs in either Quadrant I or all 4 quadrants. Play in Relax mode for unlimited tries or choose Challenge mode where you can only make 3 plotting mistakes per picture. If you want to see how to play this game you can always click the Video button on the main menu to see a video overview of how to play this game. graphing puzzle, halloween, coordinate grid, math game, coordinate plane, spatial reasoning, educational game, brain teaser, puzzle game, math skills, quadrant I, quadrant II, quadrant III, quadrant IV, difficulty levels, problem solving, kids games, learning game, interactive game, coordinate pairs