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Lesson Plan
Curated OER

Measurement: Finding Areas of Rectangles

For Teachers 3rd - 5th Standards
Gardening geometers construct the formula for the area of a rectangle by viewing a video revolving around two young people, their lawn mowing business, and their need to charge by the square meter. A relevant real-life application lesson!
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Lesson Plan
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Illustrative Mathematics

Fractions and Rectangles

For Teachers 3rd - 5th Standards
Visual models are excellent teaching tools when explaining equivalent fractions. Looking at a rectangle cut into twelfths, students first identify the shaded fraction, and then explain whether the fraction is equal to one-fourth....
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Lesson Plan
Curated OER

Branding Circles, Squares, Rectangles, Triangles

For Teachers K
Compare and classify 2-D shapes! Kindergarteners inspect the attributes of plane shapes and examine shapes in everyday life. They label the circles, squares, rectangles, and triangles they find. This is the website where you can find the...
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Worksheet
Curated OER

Rectangles in Rectangle

For Students Pre-K - 1st
For this rectangle worksheet, students use their fine motor skills to cut out 4 rectangles and then paste them on a larger rectangle template.
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Lesson Plan
Curated OER

Shapes Activities and Lessons

For Teachers Pre-K - K
A fabulous lesson on identifying circles, triangles, squares, and rectangles awaits your students. They use large motor skills hopping from shape to shape, use visual and kinesthetic skills passing a ball of yarn between three people to...
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Lesson Plan
Curated OER

Applied Science - Science and Math (K) Lab

For Teachers K
For this shape lesson, learners cut out tangram shapes and create different pictures with them. They look at 3-D shapes as well. There is a nice, hands-on component built into this lesson.
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Lesson Plan
Alabama Learning Exchange

Twisted Tangrams

For Teachers K - 4th Standards
Primary geometers create a picture using tangrams. In this geometry lesson, students read Grandfather Tang: A Tale Told with Tangrams, cut out their own tangrams, and choose a character from the story to make using their tangram pieces.
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Lesson Plan
EngageNY

Real-World Area Problems

For Students 7th Standards
Not all structures take the shape of a polygon. The 21st lesson in a series of 29 shows young mathematicians they can create polygons out of composite shapes. Once they deconstruct the structures, they find the area of the composite figure.
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Worksheet
Curated OER

Triangles in Rectangle

For Students K - 2nd
In this geometric shapes worksheet, students cut out the triangles on the bottom of the worksheet and then paste them on the rectangle at the top of the worksheet.
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Lesson Plan
Curated OER

Cutting Corners

For Teachers 2nd
Second graders examine two-dimensional shapes using their characteristics. For this shapes lesson, 2nd graders identify similarities and differences by using cut out shapes, diagrams, mirrors, and graphic organizers.
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Lesson Plan
Illustrative Mathematics

Lines of Symmetry for Quadrilaterals

For Teachers 3rd - 5th Standards
Explore how lines of symmetry help define different categories of quadrilaterals. Looking at a square, rectangle, trapezoid, and parallelogram, young mathematicians discover that each shape has its own, unique symmetry. Encourage your...
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Worksheet
Curated OER

Christmas Tree Angles

For Students 5th - 8th
In this angles worksheet, students measure angles to make triangles and cut them out to make a Christmas tree. Students draw and cut 5 triangles to make their tree.
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Activity
Early Childhood Education

Shape It Up!

For Teachers Pre-K - 1st Standards
The best way to understand shapes is to make them. Young geometers explore basic shapes through a variety of gross motor and fine motor activities. Shape sorting, singing songs about shapes, and eating shape snacks are just a few of the...
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Lesson Plan
Curated OER

Pythagorean Theorem by Graphic Manipulation

For Teachers 7th - 9th
There are many different ways to show a proof of the Pythagorean Theorem.  Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
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Lesson Plan
Curated OER

Literacy Activity: Mouse Shapes

For Teachers Pre-K - K
Learners listen to the book Mouse Shapes and identify the shapes in the book as it is being read. In this shapes lesson, students identify the shapes in the book, and then play with cut out shapes that they can hold in their hands.
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Organizer
Curated OER

Cut, Construct and Think 6

For Students 6th - 8th
In this geometry skills worksheet, students follow the provided instructions to cut out geometric shapes on the worksheet and build 5 shapes out of the pieces. Students also complete a graphic organizer regarding the shapes and their...
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Lesson Plan
Virginia Department of Education

Quadrilateral Sort

For Teachers 7th
If only you had a Sorting Hat to sort out quadrilaterals. Learners sort cutouts of quadrilaterals based on their properties and attributes. A flowchart helps them organize the results of the activity.
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Assessment
Bowland

Fruit Pies

For Teachers 6th - 9th
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
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Lesson Plan
Curated OER

TI Calculator

For Teachers 11th
In this algebra worksheet, 11th graders troubleshoot the TI-83/84 graphing calculator. They review the proper process to use when entering equations and fractions into the calculator. There are 4 example problems worked out.
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Activity
Noyce Foundation

Surrounded and Covered

For Students K - 12th Standards
What effect does changing the perimeter have on the area of a figure? The five problems in the resource explore this question at various grade levels. Elementary problems focus on the perimeter of rectangles and irregular figures with...
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Lesson Plan
Curated OER

The Difference of 2 Squares

For Teachers 8th - 12th
Students factor a difference of two squares.  In this factoring a difference of two squares lesson, students use manipulates cut from a piece of paper to illustrate the difference of two squares.  Students illustrate the concept by...
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Lesson Plan
Curated OER

Measurement: Finding Areas of Rectangles

For Teachers 4th - 5th
Students construct the formula for the area of a rectangle.
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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.
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Lesson Plan
Curated OER

A First Look at the Garden

For Teachers Pre-K - K
For any teacher who is planning a field trip to Missouri's Botanical Garden, this lesson packet is a must-have! In it, young learners engage in pre-visit activities so they will be prepared to get the most out of their trip. There are...