5 stars: It's a great brain trainer.Till now I didn't have any problem of ads :)
4 stars: Easy at first, but doesn't stay that way for a long.
3 stars: Its really a superb game,it gives enjoyment and also IQ. The thing which I was get annoyed is there are too many and lit of ads so, my interest in game also goes.
5 stars: Good game, like most it's addictive. Not too many adds which is good. Currently on the last level so another few hours and it'll be time to look for a new one!
5 stars: Game is good but much ads are occur in it. It irritates the player. Please solve that problem.
5 stars: Very enjoyable,hard to put down
5 stars: one of the best games iv played get your brain cogs working great fun game deserves 5*+
5 stars: Simply great!!! Gets better as it goes.. Very refreshing
5 stars: Fantastic game'to say it all is not for dualbrains.
5 stars: Good quick game with ads after every game
3 stars: Ads, ads, ads and more ads
4 stars: Good puzzle game for avoiding boredom.
5 stars: Nice one Filter Your busy mind with it!
5 stars: So awesomely fun... Gets the brain worken... And also very addictive...
5 stars: Really enjoyable game.
3 stars: I enjoy it but I'm really thrown by the wonky controls. The gears shift to about an inch above my finger which is difficult to begin with but it also takes several tries to place gears near the bottom of the screen. Keeping with my finger would help a lot. I'm also not sure it's f...