Bolts and Nuts in 3D!

Click Play to start instantly — use keyboard, mouse, or touch controls. Check in-game instructions for moves.

This game is a logic puzzle. You have to unscrew the bolts from the planks! Your task is to choose the right bolt to unscrew so that you can unscrew all the planks ! Compete with friends and colleagues ! Earn points, complete levels . At first, it will be easy to complete the levels, but each new level will be more difficult than the previous one! Prove that you are a pro at logical thinking, complete all the levels! Enjoy the game !

As an editor who's spent hours tinkering with puzzles, Bolts and Nuts in 3D! stands out for its refreshing take on spatial reasoning—it's not just about matching colors or numbers, but visualizing how each bolt removal affects the whole setup. The gradual difficulty curve is expertly crafted; early levels ease you in, while later ones demand real foresight, making every solved puzzle feel like a genuine achievement. The 3D graphics add depth and clarity, helping you spot connections easily, and the competitive scoring system encourages replayability as you strive to outdo yourself or friends. For anyone craving a mental workout, this free Bolts and Nuts in 3D! game delivers consistent engagement without overwhelming complexity, blending thoughtful design with pure, unadulterated fun that keeps you coming back for more twists and turns.