BierdopjeV3 Alpha nu beschikbaar. Wil je helpen? Kijk dan hier
Modern Marvels - Measure It
Seizoen: 14 - Aflevering: 41 / 580 - Eerst uitgezonden: 23 december 2008 - Episode ID: 417329
How do you weigh a whale? How does your speedometer work? Take a look at the five most common areas of measurement: distance, time, speed, weight, and temperature