From GameBrew - a wiki dedicated to Video Game Homebrew.
Autoescuela DS (Spanish) is an application for practicing driving tests.
Download and unzip all the files includes Dirauto.zip, which contain the tests.
DLDI patch .nds file (for Supercard SD, rename to AutoDS.ds.gba and patch it accordingly).
Create a file named DIRECTORIO_ELEGIDO in the root of the flashcard, and place files as follow:
Root |-DIRECTORIO_ELEGIDO/ | |-TESTS/ | |-IMGS/ | |-US.TXT | |-AutoDS.nds
Follow the same steps if you are using .gba.
It allows you to input you own tests manually with stylus.
Hangs when pressing play on the menu: Try to save your content and format flash card and re-install.
When you open a test and displays "Error:Opening file": Not properly patched, try again with other libraries.