Great for teaching and practicing fundamentals at the early learner stage. Classic green chalk board is framed with a bold white line and contains 10.5" x 5" of illustration space on top of writing space with one set of white headline, broken midline and baseline format. Line set measures 2". Boards feature a high-quality chalk surface with rounded corners and smooth edges for safety and comfort. Hardboard backing is warp and chip resistant. Measure 12" x 9" x 1/8"