Vintage Atwater-Span Mathematically Closed Set Puzzle  1971

Snowflake

10 Pieces  These are Hand-cast polyester Pieces. Heft & Jewel-like, Transparent Blue Pieces. Hand Polished. Every piece is shaped differently. 

You are to move the pieces around and see the different patterns that can be created. (the possibilities are practically limitless)

Comes with a plastic 6 sided base that will Always have 6 empty spaces when the 10 pieces have been placed.  Base contains 43 hexagonal units.  (The pieces are made up of 37 units)  Base is 6" x ¼"  

NOTE: The base has a crack, but is still in tact, see pktr.  No other defects

Also comes with original directions & pictures.

Smoke and pet free home

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