www.udlcenter.org/aboutudl/udlguidelines/principle1#principle1_g2

This well-organized guide to implementing principles of Universal Design for Learning (UDL) articulates why it’s important to explain new content in multiple ways and offers a variety of practical strategies, examples, and resources. For example, directly teaching key vocabulary or syntax, explaining ideas using a variety of media, and lowering barriers to decoding can all help to clarify important concepts, minimize confusion, and accommodate a range of learning differences.