A satnav, Nintendo DS game and £20 were stolen from a car in Seaford on Tuesday October 22.
Police are investigating the theft from a vehicle in Corsica Road which happened between 5am and 8.36pm.
The Fiat Doblo was undamaged.
Any witness or anyone with information is asked to call police on 101 quoting serial 411 of 21/10.
Alternatively, call the independent charity Crimestoppers anonymously on 0800 555 111.