This sound effect can be found on The General Series 6000 Sound Effects Library, which was made by Sound Ideas.
Clean, Full Length and Unedited Link to the Sound EffectEdit
- Bill Nye, the Science Guy (1st cuckoo whistle only heard once in "Dinosaurs.")
- Fairy Tale Police Department (Heard once in "The Big Beanstalk Break-in.")
- Teletubbies (Heard often in "The Lion and the Bear (Edited Sketch).")
- Schlessinger Media: Math for Children (2004) (Videos) (1st cuckoo whistle only heard once in "Measurement.")
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