Carmen Sandiego Adventures in Math: The Island of Diamonds

We're between a rock and a hard place, detective! In Carmen Sandiego Adventures in Math: The Island of Diamonds five priceless diamonds have been stolen from some of the world's greatest museums. The Chief wants ACME's best agent on this case, and that means you, detective. He's adamant that you can put Carmen Sandiego's criminal schemes on ice once and for all! Carmen Sandiego is back and only you can foil her V.I.L.E plans. Travel the globe, solve brain-twisting math puzzles, and finally confront the world's greatest thief.