Heres a nice bit of homebrew for the GBA:

Sterophonick has been working on his new game for almost two years now, and he has finally finished it!
Super Block Jump is a platforming game where you move a block and take it to the goal.

Written in C with HeartLib, compiled with DevKitARM.

Source: https://github.com/Sterophonick/SuperBlockJumpGBA
HeartLib: https://github.com/Sterophonick/HeartLib

NEWS SOURCE: Super Block Jump v1.09a (via) GBADev

via
http://www.maxconsole.com/threads/super-block-jump-game-boy-advance-edition.46866/