Interactive
Shodor Education Foundation

Shodor Interactivate: Area (Elementary)

For Teachers 2nd - 5th Standards
In this lesson students will practice finding the area of rectangular shapes and irregular shapes with right angles and understand why the area formula works for rectangular shapes. CCSS.Math.Content.3.MD.C.5.b A plane figure which can...
Activity
Scholastic

Scholastic Lesson Plan: New Way to Measure Area

For Teachers 3rd - 8th Standards
This article describes a new approach to teaching children more than just memorizing a formula to find area and hope they don't confuse it with perimeter. This approach involves a project with real life situations....
Unit Plan
Sophia Learning

Sophia: Converting Square Units in the Metric System

For Students 6th - 8th Standards
Square units in the metric system are investigated in this mathematics lesson. Students watch examples that explore how to convert square units.
Unit Plan
CPALMS

Cpalms: Area of Rectangles: A More Efficient Way?

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] In this lesson, students will connect the concepts of counting each square unit and multiplying the side lengths to compute the area of a rectangle. They will extend this knowledge by computing a side...
Unit Plan
Khan Academy

Khan Academy: Find Area by Counting Unit Squares

For Students 2nd - 4th Standards
Find the area of shapes by counting the unit squares inside them. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints on how to find area....
Unit Plan
Sophia Learning

Sophia: Finding Area With Squares: Lesson 4

For Students 3rd - 5th Standards
Step by step, this video lesson [4:34] will show you how to add up the number of squares that cover an object in order to find the area of a figure. It is 4 of 7 in the series titled "Finding Area with Squares."...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.rp Converting Square Units

For Teachers 6th Standards
In this task, 6th graders must inches to feet in order to find the area of a rectangular board and explain the error in the calculations made by the board owner. Aligns with 6.RP.A.3.
Unknown Type
Khan Academy

Khan Academy: Find Area With Partial Unit Squares

For Students 2nd - 4th Standards
Count unit squares and partial unit squares to find the area of shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly or receive step-by-step hints.
Unit Plan
Khan Academy

Khan Academy: Transition From Unit Squares to Area Formula

For Students 2nd - 4th Standards
Find the area of rectangles by multiplying side-lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Sophia Learning

Sophia: Finding Area With Squares: Lesson 3

For Students 3rd - 5th Standards
Step by step, this video lesson [2:41] will show you how to add up the number of squares that cover an object in order to find the area of a figure. It is 3 of 7 in the series titled "Finding Area with Squares."...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Area in Grid

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to count the area in a grid where each square on the grid is one square unit of area. The video is followed by practice problems covering the...
Interactive
Other

Calculator.net: Surface Area Calculator

For Students 6th - 8th Standards
Use these calculator tools to find the surface area, in your choice of units, of a sphere, cone, cube, cylinder, rectangular prism, capsule, ball cap, conical frustum, ellipsoid, or square pyramid. Includes a reference section listing...
Handout
National Institute of Standards and Technology (NIST)

International System of Units: Si Base Units

For Students 9th - 10th
This is the definitive source for information on SI base units, derived units, squares, cubes, luminosity, field strength and flux density.
Unit Plan
Khan Academy

Khan Academy: Understanding Area

For Students 2nd - 4th
Compare the amount of unit squares that cover figures. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints related to the concept of area.
Unit Plan
Math Is Fun

Math Is Fun: Activity: Garden Area

For Students 3rd - 5th
The learning activity explores area. Students determine the area of their garden by counting squares.
Handout
Quia

Ixl Learning: What Is Surface Area?

For Students 6th - 7th Standards
Brush up on your math skills relating to surface area then try some practice problems to test your understanding.
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Illustrative Mathematics

Illustrative Mathematics: 3.md the Square Counting Shortcut

For Teachers 2nd - 4th Standards
This is a rectangle subdivision task; ideally instead of counting each square. students should break the letters into rectangles, multiply to find the areas, and add up the areas. Aligns with 3.MD.C: CCSS.Math.Content.3.MD.C.6 Measure...
Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Multiplication and Area

For Students 3rd Standards
A guide to support parents as they work with their students in multiplication and area.
Activity
Science Made Simple

Science Made Simple: Area Measurement Conversions

For Students 9th - 10th
This site allows you to type in an area of measurement you want to be converted. The site converts it for you!
Activity
National Council of Teachers of Mathematics

The Math Forum: Seventh Grade Math: Area and Perimeter

For Students 6th - 8th
Learn how to enlarge drawings, figure out how much tile to buy to cover a specific floor, and learn about area and perimeter. These and other lesson plans are provided, including a fun interdisciplinary plan featuring dragons.
Handout
Math Open Reference

Math Open Reference: Surface Area of a Cube

For Students 9th - 10th Standards
A complete reference guide to the surface area of a cube. It provides definitions, examples, and interactive activities that enhance further explanation. Includes links to related topics.
Lesson Plan
Better Lesson

Better Lesson: Finding the Area of a Triangle

For Teachers 6th Standards
Sixth graders find the area of a triangle using square units and the area formula.
Lesson Plan
Better Lesson

Better Lesson: Finding the Area of a Parallelogram

For Teachers 6th Standards
Sixth graders find the area of parallelograms by using square units and the area formula.
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Illustrative Mathematics

Illustrative Mathematics: 3.md, 3.g, 3.nf Halves, Thirds, and Sixths

For Teachers 2nd - 4th Standards
The purpose of this task is for students to use their understanding of area as the number of square units that covers a region, to recognize different ways of representing fractions with area, and to understand why fractions are...

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