What can be more difficult to screw in a light bulb normal ?!
And if you need to build a special robotic mechanism for this ?!
RustySandbox - This is mobile sandbox in which you have to constantly be inventiveness and create mechanisms for non-standard solutions of simple problems. You can build absolutely any devices from a simple loader and excavator to complex robots. With the help of your inventions you have to grab and move loads, dig the rubble, to play football, and even catch a real flying saucer!
Build this robot by hands. Program management for its own discretion. Take your video directly in the game or take screenshots and show off their inventions to your friends!