Hayes Publishing | A Division of Flipside Products Hayes Publishing, Certificates, Diplomas, Progress Reports, Plan Books, Workbooks, Gold Seals, end of the year certificates, end of the year diplomas, end of the year award, student certificates, student awards, student diplomas, student incentives, classroom incentives Hayes Publishing carries a variety of diplomas, certificates, awards, seals, workbooks, planners, and progress reports for the classroom.