Practice and test yourself in a fun and fast way and become a master in the classical languages, Ancient Latin and Greek. Time to amaze yourself, friends and family with your new skills. Let’s go! Currently available languages - English - Dutch Science behind Perdisco Perdisco uses a smart algorithm based on the ‘forgetting curve’, which hypothesizes the decline of memory retention in time. When you make a mistake, the training tool repeats the question at the right time until you remember.