Say Goodbye to Paper! The Original Boogie Board 10.5 LCD eWriter is Ultra light (8.1 oz.) and thin (1/4"). The Boogie Board 10.5 gives you more room to write important messages, solve complex equations or create a masterpiece. Your young student will also like the extra space for writing, arithmetic and drawing practice. The Boogie Board eWriter’s pressure-sensitive LCD writing surface creates lines of different thickness based on how hard you push - just like paper and pen.