Lesson Plan
Curated OER

Problem Solving Using Power Polygons

For Teachers 3rd - 10th
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
Lesson Plan
Curated OER

"Geotown" Scrapbook

For Teachers 3rd - 5th
Students create a scrapbook. In this geometry lesson, students use digital cameras to take pictures of geometrical concepts. Students use the pictures to create a "Geotown" scrapbook.
Lesson Plan
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
Lesson Plan
Curated OER

Shapes and Introduction to Geometry

For Teachers 2nd - 4th
Students make a quilt. In this geometry activity, students discuss patchwork quilts and learn some different geometric shapes and patterns that are commonly used. Students explore designs with triangles and squares and then make their...
Lesson Plan
Curated OER

Houses

For Teachers 3rd
Third graders use a number of problem solving strategies in this unit of lessons. They determine how to draw and model three-dimensional objects, use co-ordinate systems, determine probability of events, and identify paths of simple...
Lesson Plan
Curated OER

Signal Flags

For Teachers 4th - 6th
Students examine the use of signal flags on vessels. They use measurements and symmetry to create their very own signal flag. Students work together and as individuals to solve problems and express their ideas.
Lesson Plan
Curated OER

Meet the Polygon Family

For Teachers 4th
Fourth graders investigate regular polygons. In this regular polygon lesson, 4th graders explore the attributes of different polygons. Students work in groups to complete a KWL chart regarding polygons.
Lesson Plan
Curated OER

Team Puzzles

For Teachers 4th
Fourth graders work in co-operative teams of four to complete a puzzle. Each student initially works independently, and then the team jointly puts together the four shapes they have individually made, to complete the puzzle.
Lesson Plan
Curated OER

Geometry: Lesson 2

For Teachers 8th
Eighth graders engage in a lesson that is concerned with examining two dimensional figures with different properties that include circles, triangles, queadrilaterals, etc... They identify the types of figures that is identified as polygons.
Lesson Plan
Curated OER

ndirect Measurement Technique: Using Trigonometric Ratios

For Teachers 9th
Ninth graders find the height of an object that would be difficult or impossible to measure directly. They construct and use a Clinometer to measure the angle of elevation (or depression). Students create a sketch of the measurement...
Lesson Plan
Curated OER

Unit Perimeters and Areas

For Teachers 9th - 11th
Students use Geometers SketchPad to find the area and perimeter of several shapes. In this geometry lesson, students determine area of rectangles and progress through irregular polygons. None of the referenced worksheets are included...
Lesson Plan
Curated OER

Squares and Square Roots II

For Teachers 7th - 8th
Students evaluate squares and square roots. Through practice, they discover the inverse relationship between squares and square roots. Students take notes, solve square root and square root problems, and classify numbers as rational or...
Lesson Plan
Curated OER

Circles and Angles

For Teachers 9th - 11th
Students identify tangents, chords and secants. In this geometry activity, students graph circles and identify angles created by secant lines, tangent lines and chords.
Lesson Plan
Curated OER

Internet Field Trip on Fractions and Geometry

For Teachers 2nd - 4th
Students take an Internet field trip to research fractions. ESOL strategies include using pattern block manipulatives and pairing ESOL and non-ESOL students on computers.
Lesson Plan
Curated OER

Pattern Block Polygons

For Teachers 6th
Sixth graders create polygons. In this shapes instructional activity, 6th graders explore prefixes such as oct, tri, quad, pent, etc. and share their findings. Students use pattern blocks to create two different polygons and label them.
Professional Doc
Other

National Council of Supervisors of Mathematics:properties of Quadrilaterals

For Teachers 9th - 10th Standards
National Council of Supervisors of Mathematics: Properties of Quadrilaterals provides a teacher learning module on how to effectively teach properties of quadrilaterals and resources that would help to do this.
Professional Doc
Other

National Council of Supervisors of Mathematics: Properties of Quadrilaterals

For Teachers 9th - 10th
National Council of Supervisors of Mathematics: Properties of Quadrilaterals provides a geometric design learning module, on how to effectively teach properties of quadrilaterals which is used to develop skills in teachers to aide in...
Unit Plan
BBC

Bbc: Ks3 Bitesize: Properties of Quadrilaterals

For Students 5th - 8th Standards
The tutorial examines the different properties of quadrilaterals. The table consists of picture of the shape and a list of the shape's properties.
Activity
Texas Instruments

Texas Instruments: Properties of Quadrilaterals

For Teachers 9th - 10th Standards
This activity focuses on the properties of special quadrilaterals. [Requires Adobe Reader.]
Activity
Texas Instruments

Texas Instruments: Investigating Properties of the Diagonals of Quadrilaterals

For Teachers 9th - 10th
In this activity, students will explore the properties of the diagonals of various quadrilaterals. They will use a quadrilateral hierarchy chart to examine the relationship between the quadrilaterals.
eBook
Math Planet

Math Planet: Geometry: Properties of Parallelograms

For Students 9th - 10th Standards
The properties of parallelograms are explained through examples and a video lesson. [0:53]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying the Properties of Squares

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on identifying the properties of squares.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying the Properties of Rectangles

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video tutorial and attempt practice problems on identifying the properties of rectangles.
Activity
Texas Instruments

Texas Instruments: Exploring Quadrilateral Properties Using Cabri

For Teachers 6th - 8th
Students can use Cabri Jr. to learn about the properties of quadrilaterals as well as learn about the relationships between quadrilaterals.