Discover Science: Episode 9 - The Rescue!: The Leverage PlanDownloadable Video - 2010
This episode tests the principle of the lever, as a 20-metre-long lever attempts to raise a truck.
Publisher: [S.l.] : NED ; [S.l.] : NHK ; [S.l.] : Al Jazeera Children's Channel, 2010
Characteristics: 1 streaming video file (14 min.) : digital, stereo, sd., col