Koncy Wooden Puzzle - Brain Teaser Pyramid these locomotives were abandoned during

these locomotives were abandoned during the Great Depression

Try to invent your own shapes as well

On each turn a player places a peg of their color onto the board in such a way as to capture one or more of the opponent's pegs

former NFL and football player from The Ohio State University

Begin by taking two of the pieces and trying to make a tetrahedron (a pyramid whose base a triangle)

Koncy Wooden Puzzle - Brain Teaser Pyramid these locomotives were abandoned duringThis dynamic cube is one of our hardest, and also happens to be one of our favorites. The Koncy Puzzle contains six pieces. Nothing connects these pieces to each other, or lets the cube retain its form, besides the unique and unconventional shapes of the pieces themselves. Dismantling this cube is a very complex and gentle affair. It should be done one step at a time, and is difficult in and of itself. The 6 pieces slide apart and return to a cube. It