Use your student discount: Nintendo.co.uk has a 10% student discount. As with other sites, you need to verify your status as a student but it only takes a few minutes and the 10% is certainly useful.
I will be a Groupon stan until I die. I have used their coupons for massages, haircuts, oil changes, and even for experiences like a Camel ride in the Sahara while I was in Morocco or a deal on ...