Geometry Unit Third Grade


Want to save time planning your geometry lessons and have access to activities that students love? This SOL-aligned Geometry Unit comes with detailed lesson plans, worksheets, games, centers, exit tickets, assessments, and much more! PDF and digital activities are included for both in-personal and virtual learning.

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Geometry Unit Third Grade (Math SOL 3.MG.4)

Are you looking for no-prep lessons and activities to teach geometry? Look no further! This Geometry Unit provides everything you need to teach polygons, combining polygons, and subdividing polygons! Save time planning and your students will love completing the hands-on activities found in this unit.

To take a closer look at some of the things included in this unit, check out the preview images at the top of the page!

What will students learn through these detailed lesson plans?

5 Detailed lesson plans are included to help students learn and practice the following skills–

  • Describe a polygon as a closed plane figure composed of at least three line segments that do not cross.
  • Classify figures as polygons or not polygons and justify reasoning.
  • Identify, describe, and name triangles, quadrilaterals, pentagons, hexagons, and octagons.
  • Classify and compare polygons (triangles, quadrilaterals, pentagons, hexagons, octagons).
  • Combine no more than three polygons, where each has three or four sides, and name the resulting polygon.
  • Subdivide a three-sided or four-sided polygon into no more than three parts and name the resulting polygons.

What comes in this Geometry Unit?

You will find the following included in this math unit–

  • 5 Detailed Lesson Plans
  • 13 Worksheets
  • 12 Task Cards
  • 5 Posters
  • 4 Anchor Charts
  • 4 Games
  • 4 Exit Tickets
  • 1 Sort
  • Quiz
  • Final Test
  • Word Wall Cards
  • Digital Activities for Google Slides
  • Answer Keys

Are digital resources included?

Some worksheets, the sort, the quiz, and the test within this Geometry Unit are also included in a digital format and can be shared with students using your Google Drive.

When you purchase this product, you will be given access to a link that will allow you to open the file in Google Slides. You’ll then share that file with your students. The slides can be printed and adapted for students who prefer to answer the questions by hand. You can also view and print a student’s completed version of the slides.

What standards are covered?

This Geometry Unit was specifically created to align with Virginia math SOL 3.MG.4 although the lessons and activities closely align with most math standards related to polygons and combining/subdividing polygons.

Don’t Miss Out!

This Geometry Unit requires minimal prep work and is easy to implement whether teaching in-person or virtually. Students will also enjoy learning about geometry as they play games, complete hands-on activities, and relate geometry to real-world examples.


More math resources:

Looking for math lessons for the entire school year? This unit is included in my 3rd Grade Math Lessons Bundle at a discounted price.


Other Information:

©Meghan Vestal, Vestal’s 21st Century Classroom LLC. All rights reserved. This product is to be used by the original downloader only. Copying for teachers, classroom, department, school, or school system is prohibited. This product may not be distributed or displayed digitally for public view. Teachers may NOT upload the product to school/district servers, or to any website, or share digital or print copies. Failure to comply is a copyright infringement and a violation of the Digital Millennium Copyright Act (DMCA). All sales are final.


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