Amazon.com is offering $10 Amazon Credit with the purchase of $50 Amazon Gift Card for Amazon Students when you follow the directions below. One Day Shipping is free (gift card purchases). Offer is valid through June 21, 2015.

How to get it:

http://www.amazon.com/b/?&ie=UTF8&tag=hotpicker-20&node=11627057011

Sign into your Amazon Student Account otherwise, start your 6-month free trial.
purchase $50 Amazon Gift Card
You may customize your Gift Card, if desired.
Proceed to checkout
Apply promo code STUDENTFD to qualify for promotion.
Upon purchase, you’ll receive an email within 2 days containing a code for a $10 promotional credit. Credit expires on 8/31/15.
If you don’t have Amazon Student, there’s free 6-Month trial with free 2-day shipping, video streaming & more available.