If You Can Read This, Thank A Teacher. This metal tin sign from Rivers Edge Products is ideal wall decor for education & military supporters. The sign features the message 'If You Can Read This Thank A Teacher, If You Can Read This In English Thank Your Military. Its overall dimension measures 17 inches by 12 inches wide, has rolled edges and pre-punched corner holes for easy wall mounting. A durable weatherproof finish ensures that your sign will be protected from the elements. Customize your garage, home bar, or living space with this patriotic tin sign.