colorize_sprite         Colorize a sprite
combine_sprite          Combine two sprite
define_sprite           Returns a list of predefined sprites
flip_sprite             Flip a sprite
intro                   Intro of pixelpuzzle game
pixelpuzzle             Play pixelpuzzle in the R-console
play_sprite             Play pixelpuzzle with a sprite
select_sprite           Select one of the predefined sprites
shift_sprite_row        Sift a row of the sprite
show_sprite             Show a sprite in console
shuffle_sprite          Shuffle a sprite randomly
