Discover the power of 5 and 10 with colorful jewels and gems on the light panel. Includes: 3 types of counters (200 acrylic jewels, 200 rounded glass gems and transparent hips) that fit perfect into the transparent ten-frame trays. Eight student sized (19 cm x 8.3 cm) 10-frame trays included. This set also includes: one large light table discovery tray with lid (43 cm x 20 cm) which can be used as a ten frame or for storage. Light panel not included. Grades K+.