Curated OER
Finding the Area of Polygons
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Ohio Department of Education
Describing and Creating Plane Figures - Grade One
Young mathematicians draw, create, and describe different shapes using triangles. They discuss attributes of the original and created shapes. Pupils classify the created shapes and draw and write in mathematics journals to communicate...
Cord Online
Pyramids and Cones
Young mathematicians find the surface area and volume of a square pyramid and a cone. In what looks like a typical activity out of a textbook, you'll find an activity where learners find an unknown measurement of a pyramid or cone,...
Curated OER
Perimeter and Area
Sixth graders explore the relationship between area and perimeter of rectangles. In this area and perimeter lesson plan, 6th graders measure and determine perimeter and area of various rectangles. Students create rectangles with given...
Curated OER
What Does It Take?
First graders study the attributes of circles, squares, triangles and rectangles. They sort shapes that are the same and those that are different into groups.
Curated OER
Paper Pool
Students analyze the measurements of rectangles. In this analysis lesson, students will investigate patterns by looking at ratios. Students will also hypothesize the probability of a ball going into a certain pocket when playing pool....
Curated OER
Rectangular Gardens
Students create a rectangular garden using paper and tiles. In this geometry lesson, students investigate the largest possible rectangle that can be created given specific boundaries. They use grid paper to draw the rectangles creating a...
Kinder Corner
Shape Cards
Pupils show what they know about shapes with a game that matches a shape word to its figure. Shapes in focus are circle, square, triangle, heart, diamond, rectangle, oval, and a star.
Computer Science Unplugged
Ice Roads–Steiner Trees
As an introduction to Steiner Trees, class members are challenged to find the shortest paths to connect multiple points. The teacher introduces the problem by showing how to connect three points. Groups then go outside and construct a...
Curated OER
ExplorA-Pond: 1st Grade Shapes
Young explorers review the basic shapes (circle, triangle, square, rectangle) and practice putting them together to make new shapes. Given an outline of a pond, they recreate it by combining other shapes.
Curated OER
Finding the Area and Perimeter of Polygons
Seventh graders practice finding the area and perimeter of polygons. In this polygon area lesson, 7th graders brainstorm shapes and take a walk to locate shapes. Students record properties of shapes and use various shapes to make a...
Mrs. Glosser's Math Goodies
Perimeter & Area Worksheet 2
Alternate between area and perimeter with this worksheet, practicing both concepts with different shapes. Problems include examples with parallelograms, octagons, squares, rectangles, and trapezoids. The formulas are not provided, so...
Mrs. Glosser's Math Goodies
Perimeter & Area Worksheet 3
There are many different polygons, so give your learners a worksheet that practices area and perimeter on the various shapes. This full-page worksheet includes problems with hexagons, trapezoids, squares, parallelograms, and rectangles....
Curated OER
Name That Shape
It can be so much fun to learn about new shapes! Kindergartners are shown a series of different shapes; each one is a different color, size, or orientation. They look at the shapes and discuss that no matter their color or size, a square...
Curated OER
Robot Area
Students calculate the area of different polygons. In this geometry lesson, students explore polygons based in their shape and number of sides. They find the formula for the area and use each specific formula for each shape.
Curated OER
Perimeter and Area of Rectangles
Sixth graders solve for the area and perimeter. In this geometry instructional activity, 6th graders investigate polygons and use a formula to find the area and perimeter. They find the area and perimeter of various polygons.
Alberta Learning
Area and Perimeter of Irregular Shapes
Evaluate young mathematicians' understanding of area and perimeter with this series of three assessment tasks. Challenging students to not only calculate the area and perimeter of irregular shapes, but to explain in writing their...
Centre for Innovation in Mamatics Teaching
Area, Perimeter and Volume
Develop young mathematicians' knowledge of two- and three-dimensional shapes with this geometry workbook. From learning about the classifications of different shapes and figures to calculating their area, perimeter, and volume, this...
PBS
Garden Grade 6 Area and Perimeter
Engage young mathematicians in applying their knowledge of area and perimeter with a fun geometry lesson. Through a series of problem solving exercises, children use their math knowledge to design different-sized garden plots that meet...
Houghton Mifflin Harcourt
Unit 3 Math Vocabulary Cards (Grade 1)
Reinforce math vocabulary with a set of flashcards. Each card showcases a boldly typed word or a picture representation with labels. The topics are geometry related and include terms such as cones, faces, pyramids, sides, and more!
Houghton Mifflin Harcourt
Unit 7 Math Vocabulary Cards (Grade 6)
Thirty-eight flashcards make up a set designed to reinforce math vocabulary. Two types of cards can be found here; a word card in bold lettering, and a corresponding definition card that offers a labeled example. Terms include area,...
Virginia Department of Education
Exploring 3-D Geometry
Take young mathematicians on an exploration of the world of 3-D geometry with this seven-lesson unit. After first defining the terms perimeter, area, and volume and how they apply to the real world, students continue on to learn the...
Math Mammoth
Area- Perimeter- Volume
In this geometry worksheet, learners use a grid to draw 3 different rectangles that have an area of 20 square units and determine the perimeter of each rectangle. They draw and answer questions related to the relationships and uses of...
National Council of Teachers of Mathematics
Do I Have to Mow the Whole Thing?
In this mowing worksheet, learners find the area of given rectangles. They determine the combinations of lengths and widths that generate a given area. Learners graph given points. This two page worksheet contains sixteen multi-step...
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