Unit Plan
Khan Academy

Khan Academy: Area of Rectangles

For Students 2nd - 4th Standards
Find area of rectangles and squares by multiplying side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Geometry Area of Rectangles

For Students 9th - 10th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of finding the area of rectangles. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
Unit Plan
Khan Academy

Khan Academy: Area of Rectangles With Fraction Side Lengths

For Students 4th - 6th Standards
Practice computing the areas of rectangles that have fractional side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Area of Rectangles

For Students 3rd - 5th Standards
This applet allows for the exploration of the area of rectangles.
Handout
Quia

Ixl Learning: Area of Rectangles

For Students 3rd - 5th Standards
Brush up on your math skills relating to the area of rectangles then try some practice problems to test your understanding.
Lesson Plan
Other

Nearpod: Area & Perimeter: Rectangle

For Teachers 3rd Standards
In this lesson on area and perimeter, 3rd graders will learn how to find the area and perimeter of rectangles by applying formulas.
Activity
CK-12 Foundation

Ck 12: Area and Perimeter of Rectanlges

For Students 5th - 8th Standards
[Free Registration/Login Required] Students are given the base and height of a rectangle and are to determine the area and perimeter.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Area and Perimeter of Squares and Rectangles

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on the area and perimeter of rectanlges and squares.
Activity
Texas Instruments

Texas Instruments: Perimeter, Circumference, and Area

For Teachers 9th - 10th Standards
Students find perimeters of rectangles and squares, as well as circumferences of circles. Students find areas of rectangles, squares, and circles. [Requires Adobe Reader.]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Igd: Area of a Rectangle

For Students 3rd - 8th Standards
Use this interactive tool to learn how to find the area of a rectangle. Click on "Instructions" for details on how to use this tool. Click on "Explore" for more ideas.
Unit Plan
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Rectangles [Pdf]

For Students 3rd - 5th
K-5 Math Teaching Resources: Rectangles learning activity that applies skills to create rectangles.
Activity
Texas Instruments

Texas Instruments: Greatest Area Activity

For Teachers 6th - 8th
A classic problem looking at maximizing the area of rectangles given fixed perimeters. Uses graphing calculators to analyze data collected and to model a parabolic equation. Compiling class data provides a preliminary glance at families...
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Area and Perimeter

For Students 6th - 8th
This multimedia Learn Alberta math resource looks at area and perimeter and how math is involved in the operations of a ranch. The accompanying interactive component lets students investigate a variety of rectangles to get a target...
Whiteboard
ClassFlow

Class Flow: Perimeter & Area of Rectangles & Parallelograms

For Teachers 6th - 8th Standards
[Free Registration/Login Required] In this flipchart, students will investigate the area and perimeter of rectangles and parallelograms. This is an interactive lesson and also includes an assessment.
Activity
CK-12 Foundation

Ck 12: Area and Perimeter: Rectangular Treehouse

For Students 5th - 7th Standards
[Free Registration/Login Required] Students are given the base and height of a rectangle and are to determine the area and perimeter. Click challenge me to answer practice questions and click learn more to watch a video.
Activity
CK-12 Foundation

Ck 12: Perimeter of Squares and Rectangles: Tennis Court

For Students 4th - 7th Standards
[Free Registration/Login Required] Students move the points for the lengths of sides to determine the perimeter. Click challenge me to answer practice questions and click learn more to watch a video.
Interactive
Amby Duncan-Carr

Amby's Math Resources: Finding the Area of a Rectangle

For Students 3rd - 7th Standards
The tutorial investigates area and how it is the total number of square tiles covered. Examples and practice problems are included.
Unknown Type
Khan Academy

Khan Academy: Area & Perimeter of Rectangles Word Problems

For Students 3rd - 5th Standards
Find the missing side length of a rectangle when given its perimeter or area. Compare perimeters and areas of rectangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Unit Plan
Discovery Education

Discovery Education: Web Math: Find Out Things About a Rectangle

For Students 9th - 10th
WebMath offers a good, basic site for students to practice working with the area and perimeter of a rectangle.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Perimeter of Squares and Rectangles

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on finding the perimeter of rectangles and squares.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Unknown Dimensions of Squares and Rectangles (Grade 3)

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This learning module features five videos and a set of practice questions in which students learn to compute linear measures, given edge or surface measures of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area and Perimeter of Rectangles

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students find the perimeter and area of squares and rectangles by using formulas. Students examine guided notes, review guided practice, watch...

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