Two houses at Whitebridge Park on the Coshquin Road were broken into between 7.30pm on Tuesday and 3.30pm on Wednesday.
In one house a baby’s room was ransacked and a Nintendo DS was stolen. It is believed a bottle green Spar Bag for life was used to carry the goods away.
Jewellery and cash were stolen from the house next door.
Anyone who saw suspicious activity in the area is asked to contact police on the non-emergency number 101, or Crimestoppers on 0800 555 111.