11 printable or digital pages to improve your students understanding of odd and even numbers. Students analyze circles, squares, triangles, pyramids, cubes, pentagons, hexagons, octagons, stars, ovals, and a variety of other polygons, seeking to answer:What is the largest ODD shape? What is the smallest ODD shape? What is the largest EVEN shape? What is the smallest EVEN shape? How many pyramids have an ODD number of levels? How many stars have an EVEN number of points? Is there an EVEN or