Discount Blackboard A double sided chalk board in a wooden frame, with 3 special pencils and a small sponge Ideal for early mark making and writing Like the sand tray, the impermanence of a picture or word drawn in chalk gives the child an opportunity to experiment freely with no sense of failure: they can quickly erase it and re-try Aprox. 10.2" x 7.5" (26 x 19 cm)