Does Playground work for kids? Dave April 02, 2019 22:45 Updated Absolutely! Playground Sessions is a great learning tool for children ages 7 and up. Related articles Where do I start? I'm a complete beginner. How much does a Family Plan cost? How long should I practice each week? How do I access just the Harry lessons? I don't want to be taught by any other teachers. Is Playground Sessions only for beginners? Comments 0 comments Article is closed for comments.