What can public spaces look like that are suitable for children and at the same time can withstand climate change? In Eltville am Rhein, the city of Darmstadt, h_da and young people have launched a joint 'real-world laboratory'. Dr Eszter Tóth is the scientific director of the three-year project "Platz der Kinderrechte: Klimaadaptive Stadträume mit Kindern gestalten"; researchers and students from other departments are also contributing their expertise.