This document provides an overview of 20th century art movements for a classroom activity. It discusses Impressionism, Expressionism, Abstractionism, Abstract Expressionism, Pop Art, Installation Art and Performance Art. For each movement, it describes key characteristics and provides examples of famous artworks from Vincent Van Gogh, Pablo Picasso, Jackson Pollock and others to illustrate the movements. It then instructs students to work in groups to classify artworks according to the movements and create sample artworks of their own.