All the games are very easy, offering simple mechanics that you will find are very easy to master. However, to “win” the games you will have to achieve a high ranking, for which you will need a lot of practice.
As you “beat” these mini games you will earn coins that you can use to buy more mini games. From the beginning some of the games will be locked.
101-in-1 Games ! can be frustrating at times because you have to unlock the majority of the games, but in the end it turns out being very satisfying.