Hundreds Grid Board is ideal for mastering the basics for early math students. Two-sided board features a hundreds grid complete with numbers on one side and same grid without numbers on the back. Grids are top-justified allowing 3″ x 9″ of blank work space below on each side. Students can practice Counting and Cardinality, Operations and Algebraic Thinking, and Number and Operations in Base Ten. Boards feature nonghosting, dry-erase surface with rounded corners and smooth edges for safety and comfort.