The show involves two characters named Check and X. On the show, they go on great adventures, solve problems, and explore and learn about the world around them.The show involves two characters named Check and X. On the show, they go on great adventures, solve problems, and explore and learn about the world around them.The show involves two characters named Check and X. On the show, they go on great adventures, solve problems, and explore and learn about the world around them.
