* students completed motivational questionnaire at start of 7th grade
* told they had opportunity to attend 8 week workshop looking at brain to help with revision skills
* students randomly assigned to intervention or control group
* intervention group taught about learning and control group taught about memory
* after 8 weeks, students completed motivational questionnaire again and also a multiple choice test to see what they remembered from the course
* teachers were blind to what students were in each group, and asked to comment on changes in motivational behaviour