Earn a "Master" rank in all four stages to unlock the Hidden Future in story puzzle mode
OPEN STORY PUZZLE AND VS. PUZZLE MODES
Complete the Training Mode.
Complete the Paleozoic Era.
Complete the Mesozoic Era.
Complete the Cenozoic Era.
Hold x on the title screen and press start after youve held onto x for 10 secounds.
Keeping Water: First, build small lakes or rain will fall off the edges if you try to build right around the land straight away. Second, evaporate water from different parts of the land so you can get special items by completing the bingo card puzzle in the middle.