Crayola 3-in-1 Double Easel for $29.99.  Select free site-to-store for in-store pickup at Walmart to save on shipping.  Otherwise, shipping is $5.97 for a total of $34.97 shipped.  Here is a screenshot for your reference.  It features dry-erase surface, chalkboard surface, 12 pieces of chalk and 1 eraser, and storage tray for art accessories.