On the Title screen there is a wrench in the corner, in case you didn't know, thats the options menu. On page 3 there is the advanced tools on/off, TURN IT ON!
PRESS "L" - In advanced tools almost EVERY tool has another use when you huld "L"
Layers- the 2 colors is replaced with layers, you can hide them, swtchs them or even only copy one and not the other. If you want to you can erase one layer or move it and not the other. Hold "L" to use the merge funtion to combine 2 layers
Select, copy, paste, and resize - the new added page to advanced tools! Select an area buy drawing around it. Copy or cut the area in the tool menu, pase with too menu. Blow on the mic to fill in a selected area with the current paint brush. Flip or resize your page with this tool kit.
Sounds - hold "L" and upload sounds from file of you DSi, mix sounds togeter, add sounds that last for only one page, or recor about a max of a minute of sound.
Try to find all the things you can do with advanced tools.