1) Sibley, David. Sibley Backyard Birding Flashcards. 2012. Potter Style. Box with 100 cards. Price: $14.99 U.S.
SUMMARY: Learn to identify your backyard birds with the help of leading ornithologist David Sibley. Inside this box you'll find one deck of 50 common Western and Eastern North American birds and one deck of 50 common birds found across North America. Each card features vibrant illustrations and captions about behavior and voice description for easy identification.
RECOMMENDATION: A useful tool for beginning birders.