A kits is an unassembled airplane, either wood, foam, or other material, which requires the modeler to build the plane using detailed instructions and/or plans. These are projects that generally take a detail oriented, patient, and creative individual as the time to build is approximately 20-40 hours for the average model. There are huge learning opportunities in the building process, and generally speaking, model builders are the most knowledgeable as well. Many accessories will be needed to complete airplane, so be sure to look at the "items needed" section for suggestions.