Freiburg has several outdoor open-air swimming pools which are perfect for families in warm summer weather.
Adults pay 3.70 Euro to get in and children between 4 and 17 years old pay 2.50 Euro. Kids under 4 years of age get in for free. Disabled guests pay 1.10 Euro to get in. There are also special prices for one parent with several children. The out-door pools open their doors for the summer season at the end of April every year. Ask any local with children and they'll be able to tell you the exact date!
Locations and telephone numbers:
Ensisheimer Str. 9
Tel. +49 761 201-2350
Bus number 27, Public Transport stop named "Mercystraße" (Walking time 1 min)
Tram number 3, Public Transport stop named "Weddigenstr." (Walking time 5 min)
Tram number 5, Public Transport stop named "Reiterstr." (Walking time 7 min)
Tel. +49 761 7058796
Am Mettweg 42
Bus number 11, Public Transport stop named "Kapellenwinkel" (Walking time 3 min)
Tel. +49 761 201-2390
Tram number 1, Public Transport stop named "Römerhof" (Walking time 7 min)
Tel. +49 761 67300
Take a look at http://www.freiburg.de/servlet/PB/menu/1159494_l1/index.html for more information regarding facilities and up to date entrance prices.