Proto Productions
Magic Squares Interactive

    
         
       
         
    This Magic Squares exhibit is one of several interactives that are part of the Benjamin Franklin: In Search of a Better World travelling exhibit. The goal is to select a combination of numbers which all add up to the same number horizontally, vertically, and diagonally. Click here for online interactive demo.    
         
   

Exhibit by Proto Productions Inc. for the National Constitution Center.

    
         
   

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SIGNAL-INNOVA • 2841 East 19th Street • Signal Hill, CA 90755-1166
Phone: (800) 417-9060 • Fax: (562) 961-1104 • email: Info Request