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Shodor Education Foundation
Shodor Interactivate: Lesson: Area
This lesson plan helps students explore the mathematical concept of area and features resource links to further learning. CCSS.Math.Content.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it
Khan Academy
Khan Academy: Measure to Find Area
Practice measuring the side-lengths of a rectangle to find its area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Measure to Find Area
Practice measuring the side-lengths of a rectangle to find its area.
CK-12 Foundation
Ck 12: Elem Math: Given the Perimeter Find the Side Length and Area Squares
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square when given the perimeter. CCSS.Math.Content.3.MD.D.8 Solve real world and mathematical problems...
CK-12 Foundation
Ck 12: Elem Math: Given the Area Find the Side Length and Perimeter Squares
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to find the perimeter and side length of a square when given the area of a square....
Khan Academy
Khan Academy: Transition From Unit Squares to Area Formula
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.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Converting Square Units
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.
Khan Academy
Khan Academy: Compare Areas by Multiplying
Compare the areas of rectangles represented in images or contexts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Area and the Distributive Property
Use area models to represent the distributive property in finding area of rectangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Grinnell College: Histograms Area of Rectangles
A sample problem is provided to help you create a histogram using a frequency distribution chart. Sample charts and formulas are provided to help explain how to find the area of the rectangles in the histogram and how to interpret what...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Area Builder
Create shapes using colorful blocks, and explore the relationship between perimeter and area. CCSS.Math.Content.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it
Illustrative Mathematics
Illustrative Mathematics: 6.ee Rectangle Perimeter 1
This tasks gives a verbal description for computing the perimeter of a rectangle and asks the students to find an expression for this perimeter. They then have to use the expression to evaluate the perimeter for specific values of the...
Khan Academy
Khan Academy: Find a Missing Side Length When Given Area
Practice finding a missing side length on a rectangle when given the other side length and the area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Discovery Education
Discovery Education: Web Math: Find Out Things About a Rectangle
WebMath offers a good, basic site for students to practice working with the area and perimeter of a rectangle.
Varsity Tutors
Varsity Tutors: Hotmath: Review: Area
Find a quick, concise explanation of area and the formulas for different shapes. An example is given to help you understand how find the area of a shape. The area formulas are listed for different types of shapes.
Khan Academy
Khan Academy: Area and Perimeter on the Coordinate Plane
Find the area or perimeter of shapes like triangles, rectangles, parallelograms, and hexagons on the coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Area in Real Life With Irregular Polygons
Dividing an irregular shape into rectangles helps students find the area of an irregular shape.
Khan Academy
Khan Academy: Represent Rectangle Measurements
Label the given measurements in a diagram. Find the side length of a square when given the area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: 6.g Polygons in the Coordinate Plane
The purpose of this task is for students to practice plotting points in the coordinate plane and finding the areas of polygons. This task assumes that students already understand how to find areas of polygons by decomposing them into...
Illustrative Mathematics
Illustrative Mathematics: G Srt Extensions, Bisections, Dissections in Rectangle
In this task, students must draw a diagram from a verbal description and use their understanding of similar triangles to find the area of a quadrilateral. Aligns with G-SRT.B.5.
Illustrative Mathematics
Illustrative Mathematics: 3.md Three Hidden Rectangles
The purpose of this task is for students to decompose a figure into rectangles and then find the total area by adding the area of all of its smaller, non-overlapping rectangles. Aligns with 3.MD.C.7.d.
Saddleback College
Algebra2go: Finding Perimeter Problem Sets
This resource has three problem sets to practice finding the perimeter of rectangular shapes. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the...
University of Utah
University of Utah: Java Area Applet
Nice site explaining how to find the area under a curve by using a Java applet. The applet computes the area of a figure made of rectangles which approximates the region under the given curve.
Other
Nearpod: Area & Perimeter: Rectangle
For this lesson on area and perimeter, 3rd graders will learn how to find the area and perimeter of rectangles by applying formulas.