Our inspired 9-Piece Pyramid Puzzle is classified, in geometry, as a square pyramid. This is because of the square base, as opposed to a triangular base. Many people don’t even think of triangular based pyramids due to the popular image of Egyptian pyramids. This puzzle appears deceptively simple on a surface level - until you start the rebuilding process! With a challenge that calls to mind the flawless engineering feats of the ancient Egyptians, this puzzle is sure to capture your imagination as you try to rebuild monumental feats like the Great Pyramid of Giza - using only 9 pieces!