Agetec, Inc. announced that Brain Buster Puzzle Pak for Nintendo DS has shipped in North America for $19.99. Brain Buster Puzzle Pak is a Nintendo DS collection which includes hundreds of puzzles ranging from the hugely popular Sudoku and Kakuro to Light Up, Nurikabe, and Slitherlink. These puzzles have all been created in conjunction with Nikoli from Japan. Press 'read more' for details.