SPARX (Smart, Positive, Active, Realistic, X-factor thoughts) is a free online computer game intended to help young people with mild to moderate depression, stress or anxiety. Through the game, this e-therapy will teach them how to resolve their issues on their own, according to a talking psychotherapeutic approach called cognitive behavioural therapy.Before taking part in this game, a personality test is required to determine if SPARX will be suited and helpful for the future user.