3-ring binder - 12 topics, 10 sets of each Continuing education is one vital key to improving safety, quality, and productivity in concrete construction. The ACI TOOLBOX MEETING FLYERS, QUALITY CONCRETE CONSTRUCTION, are designed to present topics related to the concrete construction industry to further this education process for the craftsman. The flyers are written to lead a short informal discussion by the superintendent, engineer, or foreman directed to the carpenters, laborers, and cement masons.