The science gallery are running a bacteria workshop using Agar plates and a webcam microscope. It might be worth checking out if you're free ibn Dublin City tomorrow afternoon!
Let me know if anyone makes it, I'd like to hear about it!
https://dublin.sciencegallery.com/events/2013/11/communitybiolabgrowyourownhomemademicrobiology (https://dublin.sciencegallery.com/events/2013/11/communitybiolabgrowyourownhomemademicrobiology)