Brain Age: Train Your Brain in Minutes a Day

Go to the Daily Training section and select your name, press and hold SELECT and pick Brain Age Check. This will open up a selection menu that lets you choose which three challenges you want to complete for the age check.

If you complete three brain challenges in a day, the stamp used to keep track of your progress will be bigger.

Say "doctor" into the mic at the title screen and Ryuta Kawashima will laugh or scowl.

On the main menu say "glasses glasses" into the microphone and Ryuta Kawashima will perform a "funny" animation on the left screen.

Your DS should be set to manual select mode. All you have to do is do one training exercise then turn off the DS. Go to DS options and then go to date and time. Set the DS forward one day.

Now play another training game (not brain age check) continue this process untill all the levels have been unlocked. The last level is "Voice Calculation". After this process your DS should be set to the correct date. The game won't be happy, but you get to keep all the training options.

An easy way to beat sudokou puzzles is to start a puzzle figure out the numbers in one 3x3 square. Zoom out, exit with out saving and then go back to that same puzzle and quickly fill in the box. Repeat until puzzle is complete. That way you can complete a puzzle without mistakes.

Collect 11 stamps.

Collect 9 stamps.

Collect 17 stamps.

Collect 3 stamps.

Collect 1 stamp.

Collect 7 stamps.

You must bear the Intermediate puzzle in less than 15 min.

Collect 15 stamps.

You must collect 13 stamps.

Collect 20 stamps.