This sliding puzzle game can be played on different difficulty levels.

Counting including github quests, the number of difficulty levels is immeasurable.

For example, if you are tired, tap quests may be a good choice.

For example, if you feel good, cube mode is a good choice.

For example, when dyeing with alcohol, 3x3 size is a good choice.

This sliding puzzle game for android app can be fully utilized for brain training without any spare power.