Refine Your Results

Now... gain access to over 2 Million curated educational videos and 500,000 educator reviews to free & open educational resources

Get a 10 Day Free Trial

703 resources with the concept perimeter

Videos (Over 2 Million Educational Videos Available)
Ancient Egypt | What Everyday Life Was Actually Like Video
9:28
Ancient Egypt | What Everyday Life Was...
Prepositional Phrases for Kids | English Grammar Video Video
11:22
Prepositional Phrases for Kids | English...
The Circulatory System Part 1: The Heart Video
8:55
The Circulatory System Part 1: The Heart
Other Resource Types (703)
+
38 Items in Assessment Set
Lesson Planet: Curated OER

Balanced Assessment: Advanced High School Math Packet

For Teachers 11th - 12th Standards
Nineteen resources make up the Balanced Assessment: Advanced High School Math Packet designed to test learners' knowledge in Algebra II, Geometry, and Pre-Calculus classes. To demonstrate their understanding of concepts related to these...
+
38 Items in Assessment Set
Lesson Planet: Curated OER

Balanced Assessment: Exemplar High School Packet

For Teachers 9th - 12th Standards
The Exemplar High School Balanced Packet is a collection of 19 assessment tasks designed to test scholars’ knowledge of Algebra 1 concepts. Learners create graphs that represent how things change over time, build functions to model...
+
34 Items in Assessment Set
Lesson Planet: Curated OER

Balanced Assessment: Basic High School Packet

For Teachers 9th - 12th Standards
Seventeen short assessments are designed to test scholars’ knowledge of basic Algebra 1 concepts. Pupils determine the houses that are a given maximum distance from a school, complete charts to show equivalent scale factors, and...
+
6 Items in Assessment Set
Lesson Planet: Curated OER

Mathematics Assessment Project: Tests for Middle School

For Teachers 6th - 8th Standards
Good assessments are hard to find—assessments that address content standards and fit into standard class periods. The six assessments in the middle school collection are 80-minute forms, divided into two 40-minute sections, and are...
+
20 Items in Assessment Set
Lesson Planet: Curated OER

High School Balanced Packet 2 Assessment Tasks

For Students 9th - 12th Standards
Good assessments can be hard to find and difficult to formulate. Designed as a collection of mathematics assessment tasks, the 20 resources in this packet can also be used as lesson openers, a review, or extra practice. The open-ended...
+
13 Items in Unit Module
Lesson Planet: Curated OER

Mission to Mars

For Students 6th - 8th Standards
Martians beware! Earthlings are on the way! A 13-resource collection prepares future astronauts for space travel by studying interesting facts about the Red Planet, the history of Martian exploration, and the development of robotics....
+
12 Items in Collection
Lesson Planet: Curated OER

Math Antics Geometry Video Lessons

For Teachers 4th - 8th Standards
The point of this collection of 12 videos is to introduce learners to three basic parts of geometry—points, lines, and planes. The presenter provides definitions, shows how to classify shapes, provides examples, and shows how to use...
+
22 Items in Unit Module
EngageNY

EngageNY Grade 6 Math Module 5: Area, Surface Area, and Volume Problems

For Teachers 6th Standards
Scholars take part in 20 lessons covering math concepts—area, surface area, and volume. Learning opportunities enforce knowledge of measurement and geometric shapes. A mid-unit exam challenges pupils to demonstrate what they know this...
+
20 Items in Collection
Lesson Planet: Curated OER

Common Core Math: 3rd Grade

For Teachers 3rd Standards
Looking for all things third grade Common Core math? Here is the collection you've been waiting for! Third grade math curriculum is rigorous and opens up the doors to bigger algebra concepts that learners will use their entire lives....
+
Lesson Planet: Curated OER

Area and Perimeter

For Students 3rd - 4th Standards
Get third graders excited to work find area and perimeter of unit squares, rectangles, and irregular shapes. A 36-page packet comes with task cards, graphic organizers, practice worksheets, printables with squares, exit tickets, and word...
+
Lesson Planet: Curated OER

Review Sheets: Beginning Algebra

For Students 6th - 9th Standards
This jumbo worksheet contains everything you need to get through Pre-Algebra. Begin with simple expressions, and end with linear functions and polygons. There are multiple problems for each topic to make sure those skills are set. 
+
Lesson Planet: Curated OER

Review Sheets: Basic Mathematics 2

For Students 5th - 8th Standards
A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions. 
+
Lesson Planet: Curated OER

Math Stars: a Problem-Solving Newsletter Grade 8

For Students 7th - 9th Standards
You've just hit the jackpot of integrating math problems and riddles with this jumbo-sized resource! Written as a newsletter, scroll through 35 pages of puzzles and quality problems to engage and encourage your learners to inquire and...
+
Lesson Planet: Curated OER

Creating Area and Perimeter Rectangles

For Students 3rd Standards
Third graders are challenged to draw their own rectangles given a specific area or perimeter. There are no examples of how each rectangle should look, so it is important for learners to persevere in finding a solution. There is more than...
+
Lesson Planet: Curated OER

Rectangles - Same Perimeter and Different Area

For Students 3rd Standards
Given a rectangle with specified dimensions, learners are prompted to create a new rectangle with the same perimeter, but a different area. This challenges third graders to think about perimeter and area in a new way. Each problem...
+
Lesson Planet: Curated OER

Rectangles - Same Area and Different Perimeter

For Students 3rd Standards
Given a rectangle with specified dimensions, third graders are prompted to create a new rectangle with the same area, but a different perimeter. This challenges learners to think about perimeter and area in a new way. Use worksheet as a...
+
Lesson Planet: Curated OER

Determining Perimeter with Square Units

For Students 3rd Standards
Third graders determine the perimeter of a shaded section by counting the number of unit squares that surround it. Each section is shaded on a small square unit grid. 
+
Lesson Planet: Curated OER

Finding Side Length (Given Perimeter)

For Students 3rd Standards
Perimeter is the total distance around an object. One can find the perimeter of a rectangle or square by adding all four side lengths together. These worksheets require third graders to find the missing side length, given the perimeter...
+
1
In 1 Collection
Lesson Planet: Curated OER

Exploring 3-D Geometry

For Teachers 6th - 8th Standards
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...
+
1
In 1 Collection
Lesson Planet: Curated OER

Shape Shifters in the Math Garden

For Teachers 3rd Standards
Combines mathematical measurement with gardening skills. Third graders hunt for worms in the garden and try to find the longest one. They also measure and weigh vegetables that they harvest from the garden, measure rainfall amounts, and...
+
Lesson Planet: Curated OER

Study Jams! Perimeter

For Students 3rd - 5th Standards
Follow this engaging slide show on the calculation of polygon perimeter with some hands-on measurement of perimeters to solidify the concepts. On this webpage there are interactive assessment questions and links to related resources by...
+
1
In 1 Collection
Lesson Planet: Curated OER

Areas of Geometric Shapes with the Same Perimeter

For Teachers 7th - 9th Standards
A triangle, square, hexagon, and circle all have a perimeter of one unit. Eighth graders must attempt to find the area of each and arrange them in order from least to greatest areas. A terrific task for applying four different area...
+
1
In 1 Collection
Lesson Planet: Curated OER

Using Linear Equations to Define Geometric Solids

For Teachers 9th - 12th Standards
Making the transition from two-dimensional shapes to three-dimensional solids can be difficult for many geometry students. This comprehensive Common Core lesson plan starts with writing and graphing linear equations to define a bounded...
+
6:58
Lesson Planet: Curated OER

Example of Solving for a Variable

For Students 7th - 11th
Sal uses the formula for perimeter to show how the variables can be moved around to solve a problem. He demonstrates a few different ways to do this.