Brain Age 2: More Training in Minutes a Day Cheats

Stamp Unlockables for US version
Access Brain Tips: 05 Stamps
Block Count Game: 22 Stamps
Block Count Hard Mode: 26 Stamps
Calendar Count Game: 06 Stamps
Change Maker Game: 02 Stamps
Choose Songs on Piano Player: 12 Stamps
Clock Spin Game: 16 Stamps
Math Recall Game: 10 Stamps
Math Recall Hard Mode: 24 Stamps
Memory Sprint Game: 01 Stamp
Piano Player Hard Mode: 18 Stamps
Sign Finder Hard Mode: 20 Stamps
Stamp Designer: 08 Stamps
Word Blend Game: 03 Stamps

Other Unlockables
Perform the following tasks in order to unlock new contents.

Block Count - Hard Mode: Get 26 Stamps
Calculate the Height: Get 22 stamps
Calculate the Height - Hard Difficulty: Attain a perfect 5/5 score
Correct Change: Get 01 Stamp
Days and Time: Get 06 Stamp
Determine the Time: Get 16 Stamp
Finish Position: Get 10 Stamp
Hard Mode - Word Blend: Get 12 Stamp
Hard Mode - Word Blend: Score 100 points
Hard Mode for Sign Finder: Attain a time of 17 seconds or less
Masterpiece Recital - Hard Difficulty: Attain a perfect 100 score
Memory Addition - Hard Difficulty: Attain a time under 40 seconds
Memory Addition - Hard Difficulty: Get 24 stamps
Memory Adition: Get 03 Stamp
Missing Symbols - Hard Difficulty: Get 20 Stamp
Select Song Masterpiece Recital: Get 14 Stamp
Stamp Designer: Get 08 Stamp
Sudoku Advanced Difficulty: Solve any Intermediate level puzzle in less than 15 minutes
Tips Option: Get 05 Stamp
Virus Buster: Get a stamp for the day, the go to the last selection, and select it.
World Blend: Get 02 Stamp