Anniversaries

=== 10th anniversary (1972) ===
* Special: School and the Backyard Gang: A Celebration of 10 Years
* Album: Favorite Songs from the Cast of School and the Backyard Gang 
=== 20th anniversary (1982) ===
* Home Video Releases under the banner "School and the Backyard Gang's 20th Anniversary Edition"
* Event: School and the Backyard Gang World Tour (cut short)
* Event: The Paley Center for Media had two events: One-day 20th anniversary celebration, and "Celebrating 20 years of School and the Backyard Gang"
* Event: From September 28 to 30, 1982, Steve Jobs and Marlee Mantin celebrated "20 years of School and the Backyard Gang" at the Salt Lake City Library, screening a selection of the show's Episodes, while offering several Q&As and autograph opportunities
=== 30th anniversary (1992) ===
* Album: Music, Mayhem and More!
* Toys: Palisades Toys (series 1-3), Happy Meal plush
* Event: BYGFest
* Home Video: Best of School and the Backyard Gang