Poly Bridge 2
Do you think you are an engineer and you can easily build any crossover? Poly Bridge 2 is ready to challenge you. Simple visual composition, but at the same time intricate mechanics will make you sweat a lot to succeed.
A simulator which really makes you get rid of all doubts about physics. You may be wrong, but this is your experience, which later will help you to pass all the levels.
Here you will need ingenuity and perseverance. Do not think you will solve problems quickly. You have to sit and think where is that little detail that can change the outcome of the play.