description About
There is surprising strength in a tube because it is hollow. We see how tubes are used in bicycles, organs, and roofs.
Info
- verified Status: Ended
- person By: Unknown
- calendar_month Release Date: 1988-11-01
- video_camera_front Companies Children's Television Workshop
- tag Season: Season 7
- timer Episode Runtime: 30 Mins
- star Rating: 0 / 10
- visibilityViews: 2 views
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