Arrival from Tegel airport (TXL) with public transport:
Bus TXL (ticket € 2.80 at the driver) to Hauptbahnhof (= central station). Change to tram M8 leading to Ahrensfelde, 4 stops to Pappelplatz.
Taxi about 23 € (no Uber in Germany).
Arrival from Schönefeld airport (SFX) with public transport:
Covered walk to station Schoenefeld about 10 minutes. RE (=red regional train RB14 leading to Nauen or RE7 leading to Dessau) Hauptbahnhof (=central station). Exit to north entrance Europaplatz. Change to Tram M8 (leading to Ahrensfelde) 4 stops to Pappelplatz (ticket 3,40 €, Berlin ABC at the ticket-machine in the terminal or train station).
Taxi about 50 €.
For more details: www.bvg.de
Arrival by car:
chargeable on-site parking is available in Bergstrasse or nearby north of Bernauer Strasse free parking available (10-15 min. walking distance).
Arrival by taxi:
Please make sure the driver understood Bergstrasse 22 in district Mitte. There are other streets in Berlin named the same.