5 stars: I love it. The learning curve is very well adjusted and it even gives you the numbers, but you can ignore them if you want as they're small enough to do so. I just wish the \
5 stars: Very well put together with varying levels and nice tone and text. I particularly like the ability to input estimated numbers in small text just by inputting as many as required and without resorting to the draft off pen (not sure whether that has any other function).
5 stars: I love this game! It really tests my math skills. Keeps my brain sharp. If I get stuck, I just reset the puzzle and start over. I did an Evil puzzle in 28 minutes. I can challenge myself by seeing if I can beat my best time.
5 stars: Very user-friendly, with helpful color-coding along the way to indicate if you've completed a part correctly or incorrectly.
4 stars: It's a good game with minimal ads, but when there is an ad, it comes suddenly after finishing a board and anything else playing in the background gets muted. but not paused.
4 stars: The game is good that it provide guidance for the player using different colours. The only thing is that the tutorial of the game is lacking as it is too simple.
5 stars: Clean app with more puzzles than you'll ever need. The ads are quick and non invasive, and its a small game!
5 stars: A clasic. A great way to think a little and have fun, and lots of levels so you never end!
5 stars: Excellent. Requests: simple audio cues, Some bigger puzzl...