O'Gear is a remarkable level 3 cast puzzle. It was the winner of the 2001 1st Annual World Puzzle Design Competition, crafted by the young Dutch genius Oskar, one of the world's top puzzle creators. This gear - shaped puzzle has a unique movement. When assembled into its beautiful final form, the gear fixed in the cubic box can double as a desk decoration, satisfying your intellectual curiosity. The key to solving it lies in the 'teeth'. Hanayama is globally recognized for its challenging puzzles and high - quality manufacturing. Their cast metal brain teasers come with 6 difficulty levels, and each puzzle is Mensa - rated. Most puzzlers find level 4 puzzles quite challenging. Can you disassemble the pieces and then reassemble them?

To use this O'Gear cast puzzle, start by taking a good look at the assembled piece and try to figure out how the parts are connected. The key thing to focus on is the 'teeth' of the gear. Gently try to separate the pieces, using a bit of patience and a slow, steady hand. When you've taken it apart, it's time to put it back together. Visualize how the parts fit and start aligning them. Remember, the unique movement of the gear is important to keep in mind during reassembly. As for maintenance, keep it in a dry place to prevent any rusting on the metal parts. Avoid dropping it as it might damage the delicate pieces. If it gets dirty, you can use a soft, dry cloth to wipe it clean. Have fun with this challenging yet rewarding puzzle!