K-W-L charts are graphic organizers that help students organize information before, during, and after a unit or a lesson. They can engage students in a new topic, activate prior knowledge, share unit objectives, and monitor students' learning. The below KWL chart is designed using EdrawMax Online as the free graphic maker offers tons of free diagram elements that lets you import high-quality images. As the below Brain chart illustrates, KWL charts are effective tools for engaging students in the learning process, helping them recall knowledge, and tracking their learning progress. While they are often used to help students improve their reading comprehension, KWL charts can be applied to any topic or lesson.