"In a rhythmic celebration of sport and play, four-time Grand Slam champion and tennis superstar Naomi Osaka shares key steps to becoming a true champ, including being kind, working as a team, doing your best, and most importantly, having fun."-- Amazon.com

Issued as a Wonderbook, a pre-loaded audiobook player permanently attached to a hardcover book. Powered by a rechargeable battery; USB charger required for recharging. Audiobook player has 2 modes. Read-Along mode narrates the story. Learning mode asks questions related to the story.