History Mystery have branches in Blickling and Norwich. They offer 4 games, 3 of which are available at Norwich.
Games in Norwich by History Mystery Norwich
At The Guildhall (The Guildhall, Gaol Hill, NR2 1JS)
At Museum of Norwich (Museum of Norwich at the Bridewell, Bridewell Alley, NR2 1AQ)
At Castle Meadow (KindaKafe, Castle Meadow, NR1 3DH)