Ancient Civilization 

Complete Cenozoic Era to unlock the Ancient Civilization in the story puzzle mode

Cenozoic Era 

Complete Mesozoic Era to unlock the Cenozoic Era in the story puzzle mode

Hidden Future 

Earn a "Master" rank in all four stages to unlock the Hidden Future in the story puzzle mode.

Mesozoic Era

Complete the Paleozoic Era to unlock the Mesozoic Era in the story puzzle mode. 

Story puzzle and vs. puzzle modes 

Complete all lessons in training mode to unlock the story puzzle and vs. puzzle modes