Cheats for Brain Age: Train Your Brain in Minutes a Day - NDS
Press L1 + L2 + R1 + R2, then press Square + Triangle + Start at the title screen.
The map selection screen will be displayed. Hold L1 + L2 + R1 + R2 and press Circle.
A sound will confirm correct code entry.
Pause game play and press Left, Right, Up, or Down to gain more money.
The following events will occur on the corresponding game dates:
Birds migrate north April 5 or 6
UFO flies from northeast to the south July 7
Amusement park fireworks show at 8pm Saturdays in August
Birds migrate south October 1 or 2
Santa rides his sled from north to south at 10pm - 1am December 24 or 25
Click on the stadium once it appears.
Money and Land
Press [Caps Lock], then type cheatercheaterwimp. After a short pause, $1 million will be added to the current funds, and all owned land will have building blocks.
Type cheatercheaterwimp during game play for $50,000,000.