Barbie Diaries: High School Mystery is an online GBA game that you can play at Emulator Online. This free Game Boy Advance game is the United States of America region version for the USA. It has been played 1,103 times so far and was posted on December 12, 2017. Barbie Diaries: High School Mystery is a single title from the many adventure games, simulation games and barbie games that we offer for this console. If you enjoyed playing this, then you can find similar games in the gba games category. Barbie Diaries: High School Mystery game is from the various retro games on the site, and there are more games like this, including Barbie In The 12 Dancing Princesses, Conkerâs High Rule Tail and The Magic School Bus.