Ed, Edd n Eddy: The Mis-Edventures [cheats]
Get a 100% game completion by collecting all the jawbreakers. The "Unlimited Stealth", "Unlimited Damage", and "Fast Run" cheat options will now be unlocked.
Rebel Robot Ranch level
In Scams 4, 5, and 6, dig a hole in the sandboxes.
Revenge of Edzilla level
Collect all the Edzilla pieces in the first three sandboxes.