These versatile manipulatives offer a multisensory way for students to explore equivalencies and practice adding, subtracting, and comparing fractions. 51 piece set includes 9 squares,(1 whole, 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/10, and 1/12), a combination work tray, and storage box. Squares measure 4″ x 4″. Ages 6+