The French national brevet approaches, with 53 dates for the history test to know. Discover our ChronoQuiz apps for android phones and tablets (there's a free version, and a full version for 3 €) and playfully review dates and figures of the history of the twentieth century. Review, play, monitor your scores for each date and character, improve... These apps are available on Google Play. Chrono Quiz is only availble in French.