Explore and compare fractions using these flexible plastic double-sided dry-erase boards. One side features two blank squares while the reverse side is printed with two blank circles. Use low-odor dry-erase markers to partition the squares or circles into your desired fractions or use EAI Educations plastic fraction squares and fraction tiles which are sized to match. Both sides of the board include open number lines where fractional values can be charted and compared after they are drawn. Measures 9" x 12". Set of 10.