If you're looking for some mental stimulation, make sure you check out Cavafy Museum. Whether it's history, traditions or cultural practices, you'll find lots of inspiring displays to keep your mind active here.
This Al-'Atarin collection of historical artifacts is an interesting place to kick off your day of sightseeing. There's loads to see in the vicinity, like Bibliotheca Alexandrina, Qaitbay Fortress, and Pompey's Pillar. Wander around at your leisure at Cavafy Museum before making tracks to these other fine sights.