If you like haggling for the best price, you might want to head out to Braunschweig Farmers Market in Braunschweig City Center and take in the atmosphere. Splash some more cash at Altstadtmarkt and Schloss Arkaden Braunschweig.
Find out about the history of Braunschweig with a stop at Castle Square (Burgplatz). While in the area, you can find time to visit its shops.