Lesson Plan
Curated OER

Area of Combined Shapes - Turtle Combo

For Teachers 9th - 12th
Pupils graph polygons using the name and number of sides. In this geometry lesson, students identify the formula to calculate the area and perimeter of polygons. They relate the formula to different polygons and shapes.
Lesson Plan
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Creature Design

For Teachers 5th
Fifth graders create mathematical creatures. In this geometry lesson plan, 5th graders create a creature from regular and irregular geometric shapes. Students review vocabulary and construct an original creature based on a rubric.
Lesson Plan
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Perimeter and Area of a Rectangle

For Teachers 6th
Sixth graders fill out worksheets to find the perimeter and area of rectangles. In this perimeter and area lesson plan, 6th graders color in the area and measure the perimeters.
Lesson Plan
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Stained Glass Polygons

For Teachers 4th - 6th
Pupils follow directions to make a stained glass window design of regular and irregular polygons with specific geometric elements. In this geometry lesson plan, students also analyze other classmate's designs.
Lesson Plan
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Robot Area

For Teachers 9th - 11th
Students calculate the area of different polygons. In this geometry lesson, students explore polygons based in their shape and number of sides. They find the formula for the area and use each specific formula for each shape.
Lesson Plan
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Tricky Traps

For Teachers 9th - 11th
Students create identify properties of trapezoids. In this geometry lesson, students calculate the area of given trapezoids and review the area formula for parallelograms. They draw a correlation between the area of a trapezoid and that...
Lesson Plan
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Who Let the Dogs Out?

For Teachers 8th - 10th
Students calculate the perimeter and area of polygons. In this geometry instructional activity, students apply formulas of perimeter to solve geometric problems. They calculate the area of a dog fence and create ways to keep the dog in...
Worksheet
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Polygons

For Students 5th - 7th
In this polygon worksheet, students draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
Worksheet
Curated OER

Count to 3

For Students K
In this counting to 3 worksheet, students count rectangles and circles up to the number 3. Students complete 2 problems where they count shapes on this worksheet.
Interactive
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Geometry

For Students 2nd - 3rd
In this geometry/math worksheet, students name eight shapes by circling the name that best describes it. Students select the correct answer from 4 choices.
Worksheet
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Identify Shapes

For Students K - 2nd
In this shapes activity, students identify shapes as either being hexagons, pentagons, or octagons. Students complete 3 problems total.
Worksheet
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Perimeter and Area

For Students 3rd - 6th
In this perimeter and area instructional activity, students find the perimeter and area of squares and rectangles. Students complete 9 problems total.
Lesson Plan
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Polygon Perimeters

For Teachers 4th - 7th
Young scholars complete worksheets where they calculate the perimeter of polygons. In this perimeter of polygons lesson plan, students divide complex shapes into simple shapes to find the perimeter.
Worksheet
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Identify the Shapes

For Students 2nd - 3rd
In this shape identification worksheet, students identify the shapes as either being hexagons, octagons, or pentagons. Students complete 3 problems.
Worksheet
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Fraction Patterns Worksheet

For Students 3rd - 6th
In this fractions and patterns learning exercise, students make patterns of parallelograms and trapezoids using pattern blocks. Students complete 6 problems.
Interactive
Curated OER

Four Rectangle Perimeter Problems

For Students 6th - 9th
In this perimeter worksheet, students find the perimeter of four rectangles.  Explanations, examples, and solutions are provided.
Lesson Plan
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Can You Make Quadrilaterals?

For Teachers 2nd - 4th
Students identify and describe squares, rectangles, parallelograms, trapezoids, and kites. In this quadrilaterals lesson plan, students put the quadrilateral shapes into a chart.
Worksheet
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Closure Activity for Square Numbers

For Students 9th
In this closure activity for square numbers worksheet, 9th graders evaluate if numbers are square numbers by determining if it can be modeled by a square (the shape) for 13 tasks.
Lesson Plan
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Circumscribed Polygons

For Teachers 9th - 10th
Students investigate polygons and construct ferris wheels. In this geometry instructional activity, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and...
Lesson Plan
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Fractal and the Dragon Curve

For Teachers 11th - 12th
Students explore Fractal designs. In this geometry lesson, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
Worksheet
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Perimeter and Area of Rectangles (A)

For Students 4th - 6th
In this perimeter and area activity, students calculate the perimeter and area of rectangles that are measured in centimeters containing numbers with decimals. Students complete 4 problems.
Worksheet
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Area and Perimeter of Trapezoids (A)

For Students 5th - 10th
In this area and perimeter worksheet, students find the area and perimeter of trapezoids containing numbers with decimals. Students complete 6 problems.
Lesson Plan
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Mandalas : polygons

For Teachers 4th
Fourth graders create mandalas. In this mandala lesson, 4th graders look at these polygons in nature and man-made forms. They create their own by using tangrams.
Lesson Plan
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Plane Figures

For Teachers 5th
Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.