Also known as: Dr Kawashima's Brain Training: How Old is Your Brain? [UK]
Brain Age: Train Your Brain in Minutes a... Glitches
How to Get Multiple Stamps in One Day
After you get a stamp for the day, turn off the power and go to DS Settings and change the date to a day ahead. Go back to the game and you can get another stamp! This can be done for an unlimited number of times a day!
Submitted By: Waluigi-76