to recognize, name and draw circles, triangles, squares, rectangles, rhombuses, pentagons and hexagons based on their attributes.
classify and sort polygons with 12 or fewer sides according to attributes such as; the number of sides and vertices.
three-dimensional figures (cones, cylinders, rectangular prisms, cubes, and triangular prisms) can be sorted, described, classified, and analyzed by their attributes.
identify new shapes that can result from cutting apart existing shapes or combining shapes.
Example: A square can be made using two triangles.
Resources
Videos
Alien Explanations. This Education Galaxy video explains the sides and angles for quadrilaterals, pentagons, hexagons, and octagons.
Free Apps
Dragon Shapes: Lumio Geometry Challenge
This app uses tangram pieces to explore two-dimensional figures. There are 4 levels of difficulty.
Websites
2nd grade math from IXL. This IXL website allows the your child to answer questions on a variety of topics in geometry and measurement. If the your child answers incorrectly, an explanation appears to help your child. *limited daily access
Books
The Greedy Triangle by Marilyn Burns. This book is an introduction to different types of polygons.
Captain Invincible and the Space Shapes by Stuart J. Murphy. This book introduces three-dimensional shapes, including cubes, cones, and pyramids.