Giant Crystal Connectors
https://theclassroomstore.com/products/Giant_Crystal_Connectors
Fifty 4" giant slotted discs offer children a colorful 3-D experience on or off a light table.
Price
Qty
76966 - Each
51.50
ea
Fifty 4" giant slotted discs offer children a colorful 3-D experience on or off a light table.