This Game of Thrones House Crests Notebook is a great place to write down your fan theories and your thoughts on the show.
You can also use it to write fan fiction or just doodle the characters from the show. The cover features the Targaryen dragon, Baretheon stag, Stark direwolf, and Lannister lion sigils. All four major houses. The noteboook measures about 8-inches x 6-inches with 160 pages.
Give it as a gift and get one for yourself for only $11.99 from Entertainment Earth.