This game can make you build your own computer.

You can choose either:

-a disk type

-a motherboard type

-a videocard type

To take an item from your inventory you just have to click on it and it will follow your mouse.

T put an item to your slot/inventory you just have to click on it. (Note: you have to click,swipe and release mouse button.)

(Update: now you have to go to the lower part of the screen with your mouse to go to the inventory and to the upper part to go to the assembling place.)

Now have a nice building experiance!