Nuts Bolts Screw Puzzle is a free online wood puzzle game where you remove screws, nuts, and bolts in the correct sequence to break apart wooden structures and release trapped birds. Each level gives you a specific arrangement of fasteners holding wooden blocks together, and your job is to figure out which one to pull first without getting stuck. Get the order wrong and the structure won't fall apart the way you need it to.

The game starts with straightforward layouts that teach you the basics of how bolts and screws interact with the wooden pieces. As you progress, the puzzles layer in more complex structures with multiple interdependent parts. The satisfying crumble of wood blocks and the birds flying free after each solved puzzle make every level feel rewarding. There's no timer pressure, so you can think through each move carefully and replay levels as many times as you need.

This game is a great pick for fans of relaxing brain teasers, wooden block puzzle games, and screw pin puzzle challenges. Whether you're looking for a casual hypercasual puzzle to kill time or a genuinely satisfying logic game, this one delivers. Players who enjoy bolt puzzle games, disassembly puzzles, and physics-based brain games will feel right at home. Suitable for kids and adults alike, it's one of the better free screw puzzle games you can play online without downloading anything.