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Lesson Plan
Curated OER

Shapes

For Teachers K
Learners participate in a number of hands-on shape-related activities. They match and sort shapes by attribute, read books about shapes, complete shape art projects and explore and compare parts of shapes.
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PPT
Curated OER

Mathematics - Squares, Square Roots

For Teachers 7th - 9th
Looking for a quick introduction or review for area formulas?  Terminology and formulas for the area of squares, rectangles and triangles is presented. Connections with exponents and the Pythagorean Theorem are demonstrated.
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Worksheet
Curated OER

Easy Worksheet: Area and Perimeter of Rectangles and Squares

For Students 9th - 12th
In this area and perimeter of rectangles and squares worksheet, high schoolers solve 6 graphing and short answer problems. Students plot four coordinates of a rectangle or square on the coordinate plane. High schoolers find the area or...
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Lesson Plan
Curated OER

Side Length, Perimeter, and Area of a Rectangle

For Teachers 9th - 12th Standards
Students calculate area, perimeter and length of rectangles. In this geometry instructional activity, students create different formulas for the problem they are being asked to solve. They use the navigator to move the shape around and...
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Lesson Plan
Curated OER

Fall Plowing: Drawing to Scale

For Teachers 6th - 8th
Students explore coordinates and scale drawings. In this drawing to scale instructional activity, students discuss symmetrical and asymmetrical shapes, geometric, shapes and estimation of size.  Students recreate a portion of a drawing...
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Lesson Plan
Curated OER

Everyday Objects with Shapes

For Teachers Pre-K - K
Students explore geometric shapes.  In this geometry and language development lesson, students take a walk and look for shapes in the objects outdoors.  Students match each of four individual  paper shapes they are carrying with the...
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Lesson Plan
Curated OER

Rectangles and Parallelograms

For Teachers 3rd - 5th
Students compare parallelograms and rectangles.  In this comparing parallelograms and rectangles lesson, students make a chart to compare parallelograms and rectangles.  Students are given set of quadrilaterals and they must classify...
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Lesson Plan
Curated OER

Count Them Up

For Teachers 6th - 8th Standards
Pupils calculate area using the geoboard application on their calculators. They use a TI-73 calculator to find the areas of the shapes provided in the accompanying worksheet. Screen shots and instructions for creating shapes in the...
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Lesson Plan
Curated OER

An Introduction to Quadrilaterals

For Teachers 9th - 12th
Students explore the concept of quadrilaterals. In this quadrilateral lesson, students play with a floor tile applet to see that there are many types and characteristics of quadrilaterals including parallelograms, trapezoids, rectangles,...
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Worksheet
Curated OER

Area of Triangle

For Students 3rd - 5th
In this area worksheet, students read and problem solve the area of 8 triangles. Students show their work on each problem on the worksheet.
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Worksheet
Curated OER

Learning Colors and Shapes

For Students 2nd - 4th
In this colors and shapes instructional activity, students look over a box full of different shapes, color the triangles red, squares blue, rectangles yellow, ovals green, circles purple and the diamonds orange.
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Worksheet
Curated OER

Recognize Rectangles

For Students 2nd - 4th
In this shape identification worksheet, students are shown a page of different shapes and they are to colour all of the rectangles on the page.
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Worksheet
Curated OER

Geometry

For Students 2nd - 3rd
In this rectangles and shapes activity, students complete a variety of exercises including counting the number of faces on a solid object, coloring solids to match nets and coloring plane shapes. Students check their answers online as...
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Worksheet
Math Mammoth

Special Products

For Students 6th - 8th
In this math worksheet, students write a four-part expression for the area of the whole rectangle and simplify it. They also practice multiplying the binomials.
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Lesson Plan
Curated OER

Cylinder: Student Worksheet

For Teachers 4th - 7th
In this cylinder worksheet, students compare three different cylinders to experiment which one has the greatest volume. Students interact with rectangles as they experiment with the cylinders.
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Lesson Plan
Curated OER

Shapes

For Teachers 2nd - 3rd
Students practice identifying spheres, triangles, and rectangles and the difference between plane shapes and space shapes. They identify shapes in the classroom and complete activity sheets.
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PPT
Curated OER

Perimeter of Rectangles

For Teachers 5th - 6th
Finding the perimeter of a rectangle is easy, and this presentation gives the formula that makes it so. In this short PowerPoint, learners find the perimeter of a given rectangle, after being coached on how to calculate the measurement....
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Lesson Plan
Curated OER

Area and Perimeter of Rectangles

For Teachers 3rd - 5th
Discover the difference between area and perimeter. Learners are grouped in twos and threes and each group has one advanced/gifted learner to serve as the peer helper. They receive manipulatives to help them determine the area and...
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Interactive
Curated OER

Quadrilateral Properties

For Students 9th - 12th
In this online math instructional activity, students answer "true" or "false" to a variety of statements regarding the properties of quadrilaterals. This excellent resource allows the students to check their answers, and to get "hints"...
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Interactive
Curated OER

Rectangle & Square Problems - Length, Width, Perimeter and Area

For Students 9th - 12th
In this online math worksheet, students determine the length and width of given rectangles given their area. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
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Worksheet
Curated OER

Area of Squares and Rectangles

For Students 5th - 8th
In this math worksheet, students complete 16 problems where they find the area of squares and rectangles with whole and decimal numbers. This worksheet would be an excellent homework assignment.
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Lesson Plan
Curated OER

Perimeter of Triangles and Rectangles

For Teachers 5th
Fifth graders study perimeter. In this math lesson, 5th graders use Cheerios to find the perimeter of various polygons. Students discuss how to figure the perimeter of triangles, squares and rectangles.
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Worksheet
Curated OER

Area and Perimeter of Rectangles

For Students 4th - 8th
In this area and perimeter worksheet, students find the area and perimeter of rectangles whose sides are three digit numbers with decimals. Students complete 6 problems.
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Worksheet
Curated OER

Area of Rectangles

For Students 2nd - 5th
In this area learning exercise, students find the area of rectangles that are represented by square units. Students complete 6 problems on 10 pages.