How to Make the Impossible Nail Through Wood Trick

Steve Ramsey of Woodworking for Mere Mortals shows the ingenious secret to making a “Tooth and Nail” puzzle, in which a nail appears trapped in a block of wood.

Tooth and Nail Puzzle

via Boing Boing

E.D.W. Lynch
E.D.W. Lynch

Writer and humor generalist on the Internet and on Facebook.