3-2-1 Contact
Structures: Pipes and Reeds (7x17)
Fecha de emisión: Nov 01, 1988
There is surprising strength in a tube because it is hollow. We see how tubes are used in bicycles, organs, and roofs.
- Estrenada: Ene 1980
- Episodios: 225
- Seguidores: 0
- Finalizado
- PBS
- Desconocido