4 stars: I enjoy this game a lot. My only issue is that I'm on level 155 and they are all still easy to medium, at best. All of the levels take me less than 4 minutes to complete. I'm hoping they get more challenging soon, but if they don't by level 200, I'll likely uninstall, as it's kind of a waste of time at that point.
4 stars: The puzzles themselves are great, and such a huge number of them. Having to progress through the very easy ones first is a bit laborious though. The number pad is a bit cramped, I often find I accidentally hit the wrong button. But these are relatively minor gripes, overall very happy with it.
5 stars: It is outstanding. Please consider adding a reset button- sometimes one feels like restarting a messed up level\ud83d\ude01
4 stars: Well setup, easy to use. Have been playing it for months.
5 stars: Good game
5 stars: Enjoyable
5 stars: challenging
5 stars: Aside from the occasional hiccups that causes the game to restart, I loved all of the puzzles. Some were easy. Some were hard. Some were just easy enough to get you hooked then get hard enough to frustrate you. Those were the best ones.
5 stars: Great game. Great collection.
5 stars: Great for improving math and logic skills, and very addicting!
5 stars: Great game. Keeps your brain on tips
5 stars: I love this puzzle and this is the only app so far that plays the way I want it to. You can't start at higher difficulty, but if you already know this puzzl...