Jump the Shark: Captain Kangaroo
- User comments on when the show peaked.
- http://www.jumptheshark.com/topic/captain-kangaroo-general-comments/325&start=45

TV.com: Captain Kangaroo
- Show information, stars, episode guide, area for view comments.
- http://www.tv.com/captain-kangaroo/show/8495/summary.html

Wikipedia: Captain Kangaroo
- A comprehensive encyclopedia article, on the history of the program.
- http://en.wikipedia.org/wiki/Captain_Kangaroo

Clown Ministry: Bob Keeshan
- Biography of Bob Keeshan, who is best known as Captain Kangaroo but was also the original Clarabell the Clown on "The Howdy Doody Show."
- http://www.clown-ministry.com/History/Bob-Keeshan-Clarabell.html

Yahoo! Groups: Bob Keeshan
- Message board also includes chat and photos.
- http://groups.yahoo.com/group/keeshanbob/

TV Party: Captain Kangaroo and Tom Terrific
- History of the show and its various puppet and animated segments, along with video clips and answers to visitors' questions.
- http://www.tvparty.com/lostterrytoons.html