Lesson Plan
Curated OER

Comparing Area and Perimeter

For Teachers 9th - 11th
Students solve problems by finding the perimeter and area of an enclosed area. In this geometry lesson, students differentiate between the area and the perimeter. They see how they relate and how to use it to maximize an enclosed area.
Worksheet
Curated OER

Chocolate Squares

For Students K - 8th
In this algebra worksheet, students explore rectangular pattern as they divide up and cut chocolate bars in to 1x1 squares. There is an answer key.
Worksheet
Curated OER

Maximum and Minimum Word Problems

For Students 11th - Higher Ed
In this maximum and minimum activity, students solve and complete 10 various types of word problems. First, they find the numbers if the product of the square of one of the numbers with the cube of the other number is to be a maximum....
Worksheet
Curated OER

Upper And Lower Case Letter a

For Students 1st - 3rd
In this letter recognition worksheet, learners read and follow 6 specific directions on how to color the picture. Students analyze both upper and lower case forms of letter A, as well as finding the correct geometric shape. Example: "...
Worksheet
Curated OER

Inverse, Converse and Contra-positive

For Students 10th
In this geometry worksheet, 10th graders identify the inverse, converse and contra-positive in each given sentence. They rewrite the sentences to make the statement true. There are 6 questions with an answer key.
Lesson Plan
Curated OER

A Room Full of Colors and Shapes

For Teachers Pre-K - K
Students explore their new classroom with this hunting and matching game. In this early childhood problem solving instructional activity, students use observation and matching skills as they hunt for pre-cut shapes around the classroom.
Worksheet
Curated OER

Geometry: Shapes-Squares, Rectangles and Triangles

For Students 4th - 6th
In this geometry worksheet, students distinguish which of eight shapes are squares, rectangles and/or triangles. Students write the name of each shape on the lines provided.
Worksheet
Curated OER

Integrated Algebra Practice: Square Roots

For Students 8th - 10th
In this square roots worksheet, students calculate the square roots of whole numbers and rational numbers. Seven problems have multiple choice answers. The remaining 13 problems are short answer. One problem involves graphing a function....
Lesson Plan
Curated OER

Learning by Logic - Total Surface Area

For Teachers 3rd - 6th
Geometers calculate the area of plane surfaces using the formulas for the area of a square, rectangle, and triangle. They develop the formula for calculating the total surface area of two geometric solids: the cube and rectangular prism.
Worksheet
Curated OER

Understand Categories of Shapes

For Students K - 1st
This colorful set of shapes and figures is the data set learners need to fill out an extensive table. For each of 11 types of shapes or figures they record the quantity and how many corners and sides each has. This becomes more difficult...
Lesson Plan
Curated OER

Block Magic and Block Magic, Too!

For Teachers Higher Ed
Students are shown how to make fast, fun pictorial blocks using only easy rotary-cut square and rectangles. They do not use any paper piecing or applique' required. Students review "How to Read the Charts". Then the teacher...
Lesson Plan
1
1
Illustrative Mathematics

Shape Sequence Search

For Teachers Pre-K - 1st Standards
Learning that size and orientation don't affect the classification of shapes is a big step for young mathematicians. Support children with developing this key understanding by looking at the array of shapes included in this resource. For...
Activity
Curated OER

Finding the Area of Polygons

For Teachers 3rd Standards
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Lesson Plan
Virginia Department of Education

Exploring Quadrilaterals

For Teachers 6th
Sort this resource into the Use pile. Scholars investigate attributes of quadrilaterals and then use the results to sort and classify the shapes labeling each figure with their properties to justify the classifications.
Worksheet
2
2
Flipped Math

Unit 9 Review: Factoring

For Students 9th - 10th Standards
Make it complete. Pupils work through 16 problems to review factoring. The problems consist of straight factoring of polynomial expressions, solving equations by factoring, and applying factoring to real-world problems.
Lesson Plan
Willow Tree

Perimeter of Common Geometric Figures

For Students 8th - 11th Standards
Help learners understand that perimeter and circumference are one in the same. Learners apply their skills to determine the perimeter/circumference of triangles, rectangles, and circles. They then use the same strategy to find the...
Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 4

For Students 4th Standards
Have scholars show what they know with a 20-page assessment aligned to the California State Standards. The test covers concepts such as large and whole numbers, all four mathematical operations, fractions, decimals, geometric figures,...
Assessment
Inside Mathematics

Rugs

For Teachers 8th Standards
The class braids irrational numbers, Pythagoras, and perimeter together. The mini-assessment requires scholars to use irrational numbers and the Pythagorean Theorem to find perimeters of rugs. The rugs are rectangular, triangular,...
Activity
Exploratorium

Tired Weight

For Teachers 6th - 12th Standards
You don't need a scale to determine weight. This activity provides a way to use the concepts of air pressure and surface area to determine the weight of a vehicle by calculating the amount of weight each tire supports.
Handout
K-5 Math Teaching Resources

Mini Math Word Wall

For Students K - 2nd Standards
Provide a little extra support for your emerging mathematicians with a personal word wall. Including graphics and images that support children with learning to count, identify colors and shapes, and read high frequency words,...
App
iMagine Machine

The Land of Venn - Geometric Defense

For Students 2nd - 5th Standards
Young mathematicians use their geometry skills to save the Land of Venn in an engaging math game. A fun way to reinforce children's understanding of basic geometric figures and shapes.
Worksheet
Curated OER

Area of Rectangles

For Students 7th - 8th
For this rectangle worksheet, learners find the areas of rectangles and draw squares to a given size, Examples and explanations are provided prior to the exercises. There are eight problems provided on this two-page worksheet.
Worksheet
Curated OER

The Rectangle/Squares Problem

For Students 9th - 10th
In this Algebra I/Geometry worksheet, students determine the dimensions of a large rectangle that has been cut into smaller squares of various sizes.  The one page worksheet contains one problem with the solutions and an explanation...
Worksheet
Curated OER

Finding the Area of a Rectangle

For Students 7th - 8th
In this middle school geometry worksheet, students determine the area of a rectangle.  The worksheet provides an explanations and example.  The one page worksheet contains three problems.  Solutions are provided. 

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