Place your order by December 15, 10:00 am ET (New York) for delivery by December 24.  All items will ship from the Museum within one week of order placement.  Curbside pick up by appointment is now available seven days a week!  Please email [email protected] to schedule.  

Self-Correcting Number Puzzle

Article number: 354734
Availability: In stock (11)
-Great for matching and counting skills -Color pictures feature familiar objects -Wooden storage box with slide-in lid -40 wooden pieces
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