2 Temporada
70 Episodio
Hero Elementary - Season 1 Episode 3 Episodio 3 (2021)
When the bell on top of the school's Leaping Tower keeps ringing, Sparks' Crew plans and conducts an investigation. They discover that vibrations make sound, but what's causing the bell to vibrate and ring?
- País : Canada, Finland, United States of America
- Género : Animation, Kids
- Estudio : PBS Kids, TVOntario, Discovery Kids, SIC K
- Director :
- Emitir :
