Escape from the Past: The Kid — Annette Oppenlander

...a gripping YA historical novel. -Historical Novel SocietyAfter a huge fight with his parents, Max tries to return to his love and his best friend, Bero, in medieval Germany. Instead he lands in 1881 New Mexico. Struggling to get his bearings and coming to terms with Dr. Stuler's evil computer game misleading him, he runs into Billy the Kid. To his amazement Billy isn't at all the ruthless killer history made him out to be. Trouble brews when a dying Warm Springs Apache gives Max a huge gold nugget to help his sister, Ela, escape from Fort Sumner. Shopping for supplies Max attracts the attention of ruthless bandits. Before Max can ask the Kid's help, he and Ela are forced to embark on a journey to find his imaginary goldmine.This is book 2 in the Escape from the Past trilogy.