Steam App3 Coins At School (462110)Event typepatch notePublished22 April 2016 - 16:03:46 UTCSourcesteam_community_announcementsA total of 11 steam cards have been added to the game! The card drop rate is just 15 minutes! Earn valuable steam cards that you can resell on the market while playing the game! Have fun!Open original Steam updateNewer updateSteam Cards Added!