The Introduction to Quantity set includes one golden bead thousand cube, one hundred square, one bead bar of ten and a single golden bead unit, all contained in a divided wooden tray measuring 27.5 cm x 10.5 cm.  Learn more about how to use the Introduction to Quantity at Montessori World and InfoMontessori.

All Gonzagarredi products are approved by the Association Montessori Internationale (AMI).