Cairngorm Soapbox Extreme
An annual race event, held in the Cairngorms, near Aviemore; includes information for participants and spectators, with rules, maps, resources, and contacts.
Catterline Cartie Challenge
An annual competition for home made "gravity powered" soapbox carties, part of Catterline Gala Weekend [Aberdeenshire]. Includes information for entrants and visitors, rules, and an archive from previous years' events.
A sophisticated downhill racer as a project to inspire students and teachers in engineering and motorsport; includes a history, resources, and information about their own frame, available for sale.
Richards Castle Soap Box Derby
An annual event raising funds for various local charities; includes information about the course, for entrants, results, and news. [Shropshire].
Scottish Cartie Association
Formed to support and advance the sport of soapbox/cartie racing in Scotland; includes information about events, membership, a forum, and contacts.