Be sure that anything attached to the poster is affixed securely. Do not attach perishable items. Posters must be the original design and creation of the students. In the K-3 category, at least one graph is required for a poster. In 4-12 categories, at least two graphs are required for a poster.
Subject matter is the choice of the participants.
Data may be original or published. A brief description including the method of collection and purpose must be securely attached to the back of the poster. For published data, a reference must be given. Posters and the brief description must not contain any marks, names or information that reveal the identity of the individual, team, school, or location. Students may work individually or in teams.