Martin's Menace by Creative Crafthouse Size:Large It has a toggle clasp

It has a toggle clasp

These cards are printed on a white uncoated textured recycled paper with soy-based inks

Small print measures 9" x 9" with a white border for framing

the tilt of the head

Martin's Menace by Creative Crafthouse Size:Large It has a toggle claspHow can a 4 piece puzzle be so difficult? All you have to do is insert them into the frame It is a Stewart Coffin design (#217) originally called "Four Fit" but renamed by Stewart after Martin Gardner's week long efforts to solve it were in vain. Martin Gardner (1914 2010) is considered the Father of Recreational Math with perhaps the greatest puzzle mind of the 20th century. Martin called it "The finest dissection puzzle of all time". The 1 4" thick