Barrons AP Environmental Science Flash Cards (Barrons: the Leader in Test Preparation) by Gary S. Thorpe M.S. Barrons AP Environmental Science Flash Cards (Barrons: the Leader in Test Preparation) by Gary S. Thorpe M.S. This brand-new test preparation aid can be used alone or in tandem with Barron’s new AP Environmental Science manual. A set of 500 flash cards present frequently-asked questions on the AP exam with answers on the reverse side of each card. Questions cover all AP test topics. The cards measure 4 1/2 x 2 3/4 and have a punch-hole in one corner that accommodates an enclosed metal key-ring-style card holder. The ring allows students to arrange flash cards in any sequence that suits their study needs. Features: * ISBN13: 9780764195990 * Condition: NEW * Notes: Brand New from Publisher. No Remainder Mark. * Click here to view our Condition Guide and Shipping Prices For More 5 Star Customer Reviews and Lowest Price: Barrons AP Environmental Science Flash Cards (Barrons: the Leader in Test Preparation) by Gary S. Thorpe M.S. - 5 Star Customer Reviews and Lowest Price!