Latest levels (Page 14)

kind of self balanced tank?

flat-2 engine in a car

airplane boxer engine 2

Big i-1 engine

CVT transmission

Stealth Field

tank wheel with a clutch mechanism

radar test

Piston Engine

Auto Cycling Railgun

2D vector field viewer V2

Hauler Truck

fighter Jet with wing mod(aerodynamic lift instead of thrust...

Rain Generator v1.1

Rain Generator v1.0

Battle Tank Suspension Very v1.6

Tank test

wing mod 2

BUILD your own rocket 2, (KSP) (crane fixed)

clutch