Carmen Sandiego Math Detective PC Game

Made in 1998. Carmen Sandiego has shrunk famous landmarks into crystals using the Quantum Crystallizer machine, which the player must restore to their full size. The player travels to different hideouts, and plays math-related minigames such as Atom Smasher, Crimewave Sensor, and Microchip Decoder, which when completed provide passwords. Once the player has enough passwords, they can get keys which allow them to free crystals from the machine. The game comes with "over 400 word problems, a strategy guide, glossary of math terms and progress reports". There are 3 levels of difficulty. Comes in jewel case shown in the picture.