This location is perfect for family.
The flat is located in Neukölln/ Britz, in a quite area. Transportation from the airport is great. You take the bus 171 front of the terminal and stop 4 min walk from the flat.
There is a park in front of the house, with lots of tries, a huge play ground for kids and many tennis courts.
With the metro U7 (5 min away) you get to the city center very fast: Kreuzberg 10' Alexanderplatz 20'
The flat is all furnished and you will have space for your own things.