This document provides an introduction to National History Day for students. It explains that NHD allows students to research historical topics that interest them. Students can work individually or in groups to research a topic related to an annual theme, analyze its significance, and present their findings through a project in one of several categories, such as a paper, performance, documentary, exhibit, or website. The document provides guidance on choosing topics, conducting research, developing a thesis statement, and competing at various levels of the NHD competition. It outlines the judging criteria and encourages students to ask questions.