| Brain Drain (Gameboy) | CheatingDome.com | 
Passwords for the Rookie Levels
To type in the password select Brain Game. [It doesn't work in Brain Race] Now press the Select button on your Gameboy. Use the arrow keys to Change the password then press START. 
Level  Password
10     BCGB
20     AGCA
30     OBAG
40     CAOC
[G=Grapes O=Orange B=Banana C=Cherry A=Apple]