This low-prep Quadrilaterals Project makes the perfect hands-on culminating activity for any quadrilaterals unit! In this Common Core aligned math craft, students will create 'qastles' from quadrilateral shapes: rectangles, squares, rhombuses, parallelograms, trapezoids, and kites. They'll practice identifying and classifying the different types of quadrilaterals — making it a fantastic project-based learning activity for any 3rd, 4th, or 5th grade geometry class. This geometry craft includes 1