This dry erase white board is perfect for educational purposes, specifically for learning addition and subtraction using a number line. Measuring at 4 inches by 12 inches, it's compact and easy to handle. The board comes in a sleek white color and weighs only 0.31 pounds, making it easy to carry around. Package dimensions are 13.9 inches in length, 9.53 inches in width, and 0.55 inches in height. This board is a great tool for classrooms, homeschooling, or even for personal use at home.