Explore the countries and the continents of the world (our world, Earth). Turn over to see the bigger world, the solar system, do trivia and color the solar system to make it brilliantly yours. Tot Talk's double sided, educational placemats are thick and high quality. Use washable markers, and wipe clean with wet paper towels, or wash with warm water and dish soap for bacteria free learning. For extra fun, give your child a spray bottle, and they can spray it, and wash off their work and start over.