Students build on the knowledge they have acquired during their daily routine and are able to grasp the concept of place value more easily . Furthermore, in Piaget's theory, “children need many objects to explore so that they can then integrate them into their symbolic thinking” (Gordon and Browne, 2010, p. 106). The teacher gave students a variety of materials to understand the lesson in an enjoyable way. Equally important, the students' schedule was derived from Piaget, as students had "plenty of time to explore" (Gordon and Browne, 2010, p..