N.H. Rev. Stat. Ann. § 189:18

In all public schools of the state one session, or a portion thereof, during the weeks in which Memorial Day, Constitution Day, and Veterans Day fall, shall be devoted to exercises of a patriotic nature, which shall include a discussion of the words, meaning, and history of the Pledge of Allegiance and the Star Spangled Banner, and which may include speakers, instruction, presentations, and other events as appropriate. Federal Constitution exercises may include recognition of the New Hampshire constitution as well as exercises related to our rights and responsibilities as citizens.