While it’s probably fair to say that teacher-created GCSE revision resources are a bit thin on the ground (and take a bit of finding), there are useful resources “out there” if you’re prepared to do a lot of searching. To save you the time and trouble, here’s some I found earlier (the quality’s a bit variable, but needs must etc.):
Unit 2 Topics – keywords / concepts
Unit B671 (Sociology Basics) Revision: Methods / Culture / Socialisation / Identity