Double-crossed at Cactus Flats

Publisher's blurb: Up2U Adventures--where the ending is Up2U! When young Archer and his partner, Bull, find a silver vein in the Arizona desert, they think they will be rich. But Cactus Flats is a town with many dangers and men waiting to double-cross them. Will Bull and Archer survive the Wild West? The ending is Up2U, so which ending will you choose? Aligned to Common Core Standards and correlated to state standards.