Ideal for teaching and practicing fundamentals for early learners and for use with magnetic manipulatives! Bright white board contains 5 sets of blue headline and broken mid-line plus red baseline format. Each line set measures 1 1/8" with 3/8" of blank descender space between sets. Back side is magnetic plain white dry erase. Boards feature a high-quality, non-ghosting write-and-wipe surface with smooth, rounded edges and corners. Hardboard backing is warp and chip resistant. Measure 12" x 9" x 0.125" thick. Class pack of 24. Recommended age 3+ years