Make It True Android Game Description:
On each level there is an electronic chain of various elements and signal sources. Each element changes signals playing the role of a logic operator. The player's task is to set signals in such a way that at the end there was a signal with a true meaning.
While on the initial levels it is easy to select true meanings of the coming signals, there are more signals on the further levels and to solve tasks it is better to get familiar with Boolean algebra. There is a game story telling about an engineer that designs a complicated device. Level tasks are represented by work on the parts of the project.