The Back to School for US History resources for Industrialization to Great Depression is a fantastic and complete set of activities for 9th, 10th, 11th and 12th grade! This resource is not only three complete units for High School US History, but includes all activities, answer keys and three versions of the final exam! This editable resource allows you to use it as a complete easy to implement set of resources or to edit whatever you need to use!The Back to School Units 1-3 for US History (Indu