Happy Pin Board: Screw Master is a frenzy nuts and bolts puzzle game that will keep you entertained during your free time. This exciting thinking game is designed to level up your IQ within just one minute. The objective of the game is to unlock screws, pins, nuts, and bolts to rescue the girls trapped in a secret room.

To play the game, you need to tap and move the nuts, bolts, and pins in the correct direction to unlock the screws and metal plates from the pin board puzzle. There are boosters available to help you take off the screws faster. The game features over 200 challenging levels that will test your logical thinking skills. It is easy to play, but you need to think differently to solve the riddles.

Happy Pin Board: Screw Master offers Halloween and Christmas versions for pin board challenges. The game is suitable for all ages and provides a fun way to train your mind. If you're up for a WC challenge, download Screw Master now, master your screw and unscrew skills, and level up your IQ.