Aron Journet, Gemma Turner, Hannah Gunning and Marc Godfrey - all aged nine when they entered - from Sutton at Hone Church of England Primary in Dartford, Kent took the award for best play.
The 51 passengers - who were all aged around 25 - were on their way home from Alpe d'Huez after finishing their ski season working for Skibound in various resorts across the French Alps.