Eureeka's Castle is an American children's puppet television series created by Debby Beece and Judy Katschke.

The program featured various puppet characters who live in a giant's wind-up music box.

Halfway through the episode, an animated short based on a children's book was shown.

Also featured were shorter animated and live-action short films and European imports such as Animal Fair, Roobarb, The Shoe People, Towser, James the Cat, Le Piaf, Plonsters, Philipp, Bojan the Bear, Lilliput Put, Zeno shorts, and Gran.

[4] Eureeka's Castle's ending credits state the show comes from an original concept by Debby Beece and Judy Katschke.

[6] Nickelodeon ordered 65 episodes of Eureeka's Castle, and Beece called it "the most ambitious program for preschoolers since the premiere of Sesame Street 20 years ago".

[7] The first episode of Eureeka's Castle premiered during Nickelodeon's Special Delivery block on August 27, 1989,[1] before debuting on Nick Jr. on September 4.

[8] From 1990 to 1991, Nickelodeon created 52 half-hour episodes of Eureeka's Castle, compiling clips from the first two seasons, for international distribution and their participation in the Cable in the Classroom service.

Batly shames Magellan for trying to hatch birds from birdseed, then the gang performs a rap version of "Old MacDonald Had a Farm".

Eureeka and Batly sing "I've Been Working on the Railroad" with Magellan blowing his horn.

As of 2023, Nickelodeon's master tapes of the hour-long episodes and "Don't Touch That Box" are thought to no longer exist.