Classify is one of the four strategies of the Similarities and Differences research-based Effective Teaching Strategies identified in Classroom Instruction That Worksby Robert Marzano, et al. According to their research, using Similarities and Differences will result in the highest gains in student achievement. Click on the links below for resources related to teaching students how to classify:

Tree Maps

Tree Maps are a type of non-linguistic representation that help students classify their thinking about a topic. Click on the video below to see a tutorial made by 5th grade students at Red Hawk Ridge Elementary School with the steps in creating a tree map to help students classify:

Classify Lesson Plans by Grade Level

Click on the links below for lesson plans to help teach students how to classify: