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Nintendo DS - Brain Age 2: More Training In Minutes A Day cheats

Bonuses:

Unlock Correct Change: 
Get 1 stamp

Unlock World Blend: 
Get 2 stamps 

Unlock Memory Adition: 
Get 3 stamps

Unlock Tips Option: 
Get 5 stamps

Unlock Days and Time: 
Get 6 stamps

Unlock stamps Designer: 
Get 8 stamps

Unlock Finish Position: 
Get 10 stamps

Unlock Hard Mode - Word Blend: 
Get 12 stamps

Unlock Select Song Masterpiece Recital: 
Get 14 stamps

Unlock Determine the Time: 
Get 16 stamps