Why The Flintstones is a part of PBS Kids Bookworm Bunch?

The Flintstones is not a part of PBS Kids Bookworm Bunch. PBS Kids Bookworm Bunch is a group of characters that includes Curious George, Arthur, Clifford the Big Red Dog, and more. The Flintstones is a Hanna-Barbera animated television series that originally aired from 1960 to 1966.