Stack, build anStack and build fraction pieces. Learn the fraction relationships. One side is labeled with the fraction. Color-coordinated with our leading fraction products. 51 pieces in reusable container, with instruction page (English/French). Grades 2+d compare! Practice equivalency with these stackable cubes. Labeled with the fraction, decimal and percentage that coordinates with the color. The colors match our leading fraction products. 51 pieces in reusable container, with instruction page. Grades 5+