Before you begin work on your entry, you, your teacher, and your parents should carefully read this booklet, as it contains updated information for this year's competition! This guidebook contains rules that you must follow to compete in any level of the National History Day (NHD) competition. More information on topics, sources, and deadlines are available from your district and state NHD coordinators. This is an updated rule book as of the 2014-15 competition year. Please click here to download the English version and here to download the Spanish version; you can find a quick guide to the changes on our Teacher Resource Page. Always contact your district or state coordinator to learn if any rules have been revised since the publication of this rule book. The NHD Contest Rule Book on the Website has the same content as the printed version. You can and print the NHD Contest Rule Book. If you have trouble with the PDF file please e-mail NHD your address and phone number and we will send you a printed version. To Print the PDF File To print the NHD Contest Rule Book from Adobe Acrobat press the printer button (looks like printer) in the tool bar at the Adobe Acrobat window or press the "Ctrl" and "P" keys on your keyboard at the same time. DO NOT try to print the contest guide by hitting the print button in your browser (e.g. Internet Explorer, Google Chrome, Firefox) or by pulling down the "File" Window from your internet browser and clicking "Print". To Save the PDF File You can download the PDF file to your computer by clicking the save button in toolbar at the top of the Adobe Acrobat window (the button looks like a computer disk). DO NOT try to save the file by pulling down the "File" Window on your Internet browser (e.g. Internet Explorer, Google Chrome, Firefox) and clicking on "Save As."