Bridge Builder 3D: Physics Puzzle Simulator | Free Online Game

Free Engineering Simulator for Browser & Mobile

In Bridge Builder 3D, put yourself in the shoes of a design engineer! You must use cables, steel, and wood to build load-bearing structures in this free physics-based puzzle game. Play right away on any mobile device or browser!

Test Your Engineering Genius

Complete progressively challenging puzzles in four distinct locations. To design bridges that can sustain vehicle stress, consider physics, material strength, and weight distribution. When you're stuck, use the hint system!

Realistic Simulation, Real Brainpower

Each level hone your problem-solving abilities with physics and logic-based challenges that are incredibly accurate. Play for free now to adapt, improvise, and succeed!