In Baden-Württemberg there are a total of 47 youth hostels where you can spend your vacation at a reasonable price. Youth hostels are ideal places to stay for families as well as for groups, school classes or children's camps. Many youth hostels offer their own programs and vacation camps, for children as well as for teenagers and families. These include language camps, environmental camps, arts & acts camps and much more.
Some youth hostels in Germany are even certified as environmental youth hostels. In Baden-Württemberg, for example, the youth hostel in idyllic Bad Urach is particularly sustainable. In addition to offering organic and regional products in their catering, environmental youth hostels also calculate their carbon footprint, rely on green electricity and offer programs for "education for sustainable development."

You can find out more here: https://www.jugendherberge.de/inspiration/profil-umwelt/?gclid=eaiaiqobchmizr6v2fxz-qivx4jvch3jmgg7eaayasaaegiy7vd_bwe&gclid=EAIaIQobChMIzr6v2fXZ-QIVx4jVCh3jMgG7EAAYASAAEgIy7vD_BwE