Dimension: 34.79 x 22.60 x 1.27cmThis Rainbow Tracing board from Engraved Store is exactly the product you are looking for in your child. This educational toy is specially made for kids and is completely poison and hazard-free. Available in Mango Wood, this board is made in India and is on sale for all kids around the world.Comes with a wooden pencil and coloured balls!How to use - Kids lead with a wooden stick or finger along the rainbow arcs or take marbles (balls) and insert it at the beginning of the rainbow, passing the arcs from 1 to 10. Put different colours of balls into the arcs of the rainbow board.