Limbo - “Dark, disturbing, yet eerily beautiful, Limbo is a world that deserves to be explored.” Joystiq. “Limbo is as close to perfect at what it does as a game can get.” Destructoid. Buy LIMBO: Special Edition.
Clever - syncing between education applications for K-12 schools
Machinarium - Machinarium is independent puzzle / adventure game by Amanita Design
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Kenshō - A puzzle adventure through nature, time and space
Claroline - Claroline is a collaborative eLearning and eWorking platform.