The Boogie Board sports coaching blackboard is a must-have coaching tool for the high-tech coach. The Boogie Board writes and erases electronically without ink or paper. It's a whole new way to write, edit, and erase your game notes or game strategy. This game-planning tool will take your play to the next level. No markers. No mess. Just more coaching. Use the blackboard for diagramming plays, setting lineups, keeping score, illustrating concepts, tracking and tabulating, conveying ideas, and brainstorming. There's nothing to charge, plug in, or turn on with the Boogie Board. It's electronic, but somehow you'll never notice. With this blackboard you can effortlessly write on anything - grids, templates, documents, photographs, digital screens, anything! This clear screen technology includes four changeable templates but can also be used with any document. The large 8.5" X 11" writing surface feels just like pen on paper. The durable design can be used both indoors and outdoors. You have the ability to selectively clear the entire surface with the touch of a button, or erase like pencil with exact-erase. The lock switch prevents accidental erasing. New Liquid Crystal formula allows for precise writing. Download the free Blackboard app and easily capture, organize, search, and share your work, doodles, designs, lists, and more.