The Content Enhancement Supplements provide information and examples to support the Content Enhancement Routines, focusing on courses that are most frequently taught in middle and high schools in the United States. Each supplement includes examples of Content Enhancement Devices that meet the criteria for fidelity for each routine. Each device was vetted for quality using a checklist approved by KUCRL and for accuracy of content by a content teacher and provides teaching suggestions for the content area as well as ideas for how to use Content Enhancement devices.