12 hour Challenge in the media
Justine Haantjens2025-01-09T12:34:17+01:0012 Hour Challenge in the media. Get inspired.
Indoor 12-hour Challenge
Charlotte van der Veen2025-01-28T12:08:25+01:00Rather participate in the 12 hour Challenge in the Netherlands? Then hook up with one of the indoor courses!
Tips for your crowdfunding and imagery
Charlotte van der Veen2025-01-30T10:54:31+01:00Read tips for a successful crowdfunding campaign and download images and text here.
FAQ 12 hour Challenge
Jorien Korn2024-11-11T12:46:35+01:00Here you can read the answers to the most frequently asked questions by participants in the 12 Hour Challenge.
Sponsor the 12-hour Challenge
Thijs Kroezen2024-11-14T11:06:42+01:00Would you like to contribute (financially) to the 12 hour Challenge and the Mentelity Games? Check out the possibilities here.
Practical info & accommodation tips
Thijs Kroezen2024-11-05T11:49:39+01:00All practical information such as the program, equipment and accommodation in Switzerland can be found on this page.