Quadrant Grid Dry Erase Board is ideal for bar graphs, line graphs, pictographs, and more! Two-sided board features a 20 row by 30 column grid of 1/2" squares in blue on white surface. Bold lines marking every 5th row or column help students stay organized while learning to graph.
Back side is plain white dry erase surface.
Rounded corners and smooth edges for safety and comfort.
Hardboard construction will not warp or chip.
Board measures 18" wide x 12" high x 0.125" deep.