The document provides an overview of an arts lesson on 20th century art movements for 10th grade students. It includes definitions and examples of major art movements like Impressionism, Expressionism, Abstractionism, Abstract Expressionism, Pop Art, Op Art, Installation Art, and Performance Art. Students will be divided into groups to classify artworks according to movement, then create sample artworks of their assigned movement and present plans to apply differentiated instruction, localization, and contextualization to art topics.