Sinopsis
Why is seawater salty? What causes volcanoes to erupt? Why don't man-made satellites fall from the sky? What makes people sleepy? Answers to these questions and more are in this animated title which explores topics of nature, customs, and technology.
Reparto y equipo
Detalles
- Primera emisión
- April 7, 1984
- Última emisión
- March 29, 1986
- Temporadas
- 1
- Episodios
- 100
- Estado
- Ended
- Idioma original
- ja