Take your multitasking to a whole new level with the Calvin’s Ideal Cube 1x1x3. For those who have mastered the 1x1x2, the 1x1x3 brings a brand new adventure. Unlock new levels of this mystical puzzle by simultaneously turning both the top and bottom layers. If you are a daring one you may also elect to turn the middle slice all by itself.
What will happen? Find out!