For a limited time, save $50 on a $100 purchase of Grad Gifts with code CONGRADULATION at ThinkGeek. A best bet is the pictured Kata Jumbo Rucksack (Model number KT DL-DR-467), which drops from $109.99 to $59.99 with code. Plus, send off this $15 Mail-in Rebate by 7/15/13 to drop the price to $44.99. Shipping adds $13.94 or is free on orders over $75. The best price we could find on this bag anywhere else is $95. It features a removable padded organizer, padded shoulder straps, and can hold up to a 17" laptop. It also includes a rain cover. There is no sales tax (except OH, VA, and CA).