Discover hundreds of mind-boggling mechanical puzzles that will keep your perplexed for hours. But don't worry if you can't get the solution because the answers to most of the puzzles are available online. Many of the puzzles are also for sale.
All Mechanical Puzzles > Sequential Movement Puzzles
A pyramid shape made up of 4 equilateral triangles, each chopped into 9 rotating segments. This puzzle is not quite as hard as the Rubik's Cube, but it is still equally as entertaining.
Sequential movement puzzle based on the Grey Binary System. This popular puzzle demands 170 sequential moves to slide all the pegs either to the inside or the outside. However, it will only allow you to move one peg at a time.