Future #APSmathdice2016 team! Get ready! @ThinkFun @ThinkCampbell
Future #APSmathdice2016 team! Get ready! @ThinkFun @ThinkCampbell https://t.co/T34aXUhdEm
Future #APSmathdice2016 team! Get ready! @ThinkFun @ThinkCampbell https://t.co/T34aXUhdEm