The solar boats
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Pictures and video: Alex Steckler
Rules for 2025
What needs to be done?
Several teams are formed within a school class. Each team consists of 2-4 pupils. Each team builds one boat and creates 2 posters. How many teams from a class are allowed to take part in the competition is decided by the competition management 2-3 weeks before the competition, depending on how many registrations there are in total. Each class is then allocated a corresponding number of starting numbers. A preliminary competition within the class will be held to decide which teams will receive a starting number and take part in the Hessen SolarCup. Of course, the whole class should come along to the Königsplatz to cheer them on.
All boats must use drive parts, which are available in different versions. These are available as kits and include: 1 solar motor, 1 propeller or 1 water propeller, 1 solar module, 1 motor bracket. From 2022, the boats will be equipped with a water propeller propeller.
The hull of the solar boats will be designed and built by the students according to their own designs and experiments. The only condition: The base area of the boats must not exceed the outer dimensions of an A4 sheet of paper. The starting number must be attached to the right and left of each boat (at least 3x3 cm). For the race, it is important that the boats can sail as straight as possible.
The Wasserlebnishaus organizes workshops on building solar boats for whole classes.(Flyer)
Further information can be found in our regulations.