Our newly designed American Progress ruler features Men and Women who lead the progress in America over the past 270 years with significant changes; making our lives healthier, more inclusive, more intellectual; basically progressing to where we are today. All this, on a 12" ruler! Now available on thicker, laminated rulers for a higher perceived value. If this ruler will be given to children under 12, please add this to your purchase order in order that we can register the product and be compliant.