This lesson introduces 3rd and 4th grade students to the properties and classification of quadrilaterals. Everything you need to introduce the idea is here, giving you a no-prep solution to helping your students dive into the details of geometry in the middle elementary grades. Use with the whole class or assign as individual assignment. Everything you need when introducing properties of quadrilaterals is here: A colorful slideshow with definitions, symbols, and real-world examples that can be