A Fairtrade Church Service (a few corps did this last year with great results)
Mothers Day (10th May) Have a fairtrade morning tea, what Mother wouldn't want to support something that meant children got education.
Movie and Discussion - Black Gold and China Blue are both really good. I have a copy of each which can be borrowed.
Get in a speaker to talk about it.
Fairtrade T-shirt Tie dying
Write to companies like Cadburys encouraging them to use Fairtrade.