RULED WHITE BOARDS : These lined whiteboards are perfect for kids, student, and classroom use. It is great to practice penmanship on. DOUBLE SIDED : The ruled lap boards are double sided to get optimum use of the lap board. One side is lined and the other is blank to be filled as pleased. MULTI PURPOSE : Dry Erase Lapboard is for every teacher or parent who needs a space for students or children to brainstorm, practice writing, math problems, English, languages, drawing or any other subject, or even just doodling but can't keep buying reams & reams of paper. This mini whiteboard is small and easy to go around with