Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Area of Triangles

For Students 3rd - 8th Standards
To find the area of a triangle, try to make a parallelogram using a copy of the triangle.
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.
Activity
National Council of Teachers of Mathematics

Nctm: Illuminations: Igd: Area of a Parallelogram

For Students 3rd - 8th Standards
This applet will show you how to divide the parallelogram into pieces, arrange them together to form a rectangle, and then use the formula for the area of a rectangle to find the area of the parallelogram.
Lesson Plan
Better Lesson

Better Lesson: Subtraction With Perimeter & Shapes

For Teachers 3rd Standards
Subtraction problems can involve shapes, attributes and perimeter.
Lesson Plan
Better Lesson

Better Lesson: How Much Paint Do We Need?

For Teachers 3rd Standards
This instructional activity is a real world task that combines many skills the students have learned throughout the school year.
Lesson Plan
Better Lesson

Better Lesson: What Is the Perimeter?

For Teachers 3rd Standards
I can create polygons and find the perimeter by using the unit squares on my paper
Handout
Quia

Ixl Learning: Types of Quadrilaterals

For Students 3rd - 5th Standards
Brush up on your math skills relating to the types of quadrilaterals then try some practice problems to test your understanding.
Handout
Quia

Ixl Learning: Trapezoids

For Students 3rd - 5th Standards
Brush up on your math skills relating to trapezoids then try some practice problems to test your understanding.
Handout
Quia

Ixl Learning: Rectangles

For Students 3rd - 5th Standards
Brush up on your math skills relating to rectangles then try some practice problems to test your understanding.
Handout
Quia

Ixl Learning: Squares

For Students 3rd - 5th Standards
Brush up on your math skills relating to squares then try some practice problems to test your understanding.
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.
Handout
Quia

Ixl Learning: Parallelograms

For Students 3rd - 5th Standards
Brush up on your math skills pertaining to parallelograms then try some practice problems to test your understanding.
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.
Lesson Plan
Other

Nearpod: Area & Perimeter: Rectangle

For Teachers 3rd Standards
In this instructional activity on area and perimeter, 3rd graders will learn how to find the area and perimeter of rectangles by applying formulas.
Graphic
History is Fun

Jan Brett: Geometric Shapes Flashcards Pdf

For Students Pre-K - 1st Standards
Print out these colorfully illustrated PDF file pages to practice learning your basic two dimensional geometric shapes. Fold them in half and one side shows the shape while the other side shows the shape with the correct name. Put them...
Website
Ducksters

Ducksters: Kids Math: Quadrilaterals

For Students 1st - 6th Standards
Explore four-sided polygons called quadrilaterals on this site.
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Igd: Area of a Parallelogram

For Students 3rd - 8th Standards
Use this interactive tool to learn how to find the area of a parallelogram. Click on "Instructions" for details on how to use this tool. Click on "Explore" for more ideas.
Whiteboard
ClassFlow

Class Flow: Review of Area

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart is a review of calculating the area of squares, rectangles, and triangles for fifth graders. It also includes problems that work backwards from the area to find missing dimensions. It...
Whiteboard
ClassFlow

Class Flow: Segments and Polygons

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart reviews segments, parallel and perpendicular lines and then introduces polygons including quadrilaterals. It has many real world examples of shapes and includes Activote assessment.
Whiteboard
ClassFlow

Class Flow: Shapes, Area, and Perimeter

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] Students will begin practice identifying shapes. Then they will practice solving area and perimeter problems, for different shapes.
Interactive
Math Playground

Math Playground: Geometry Board

For Students K - 1st Standards
Create polygons by stretching bands over pegs on this geometry board. Then find the area and perimeter of the shape you created.
Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Rectangles

For Students 9th - 10th Standards
Find a quick, concise explanation of rectangles. An example is given and clearly explained.
Whiteboard
ClassFlow

Class Flow: Area Perimeter

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart demonstrates how to calculate perimeters and areas of simple compound shapes that can be split into rectangles.
Whiteboard
ClassFlow

Class Flow: Area Rectangle

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart will help students to solve the area for various rectangles on graph paper. It asks the students to define and solve for area using the appropriate formula.