Here are some brief revision summaries for Edexcel bio-psychology topics (but probably useful to others). They cover: drugs and the brain, evolution and aggression, genes and aggression, brain structure and aggression and hormones and aggression.
Here are some resources for an introductory lesson on the brain. It assumes that you have set the students a preparation task before the lesson. There is a lesson plan, a slideshow, an advance organiser on the brain and brain scanning and a Socrative quiz on some key brain areas.