Lesson Plan
Curated OER

Identify Polygons: Algebra/Geometry Institute

For Teachers 8th
Eighth graders classify geometric figures.  In this polygon lesson, 8th graders identify given geometric figures.  They compare and contrast different polygons.  Students name line segments, identify parallel lines, and...
Worksheet
Curated OER

Area - Parallelograms and Trapezoids

For Students 4th - 6th
In this finding the area of geometric shapes worksheet, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.
Worksheet
Curated OER

Pattern Recognition

For Students 2nd - 5th
In this pattern recognition worksheet, students determine which shape comes next in nine strips of shapes and then draw that shape on the line provided.
Lesson Plan
Curated OER

2-D and 3-D Presents at Pedro's Party

For Teachers 5th
Fifth graders draw 2-D and 3-D shapes. They sketch and label geometric figures with correct terminology, then explore parallel and perpendicular lines. Pupils sort and classify shapes drawn.
Lesson Plan
Curated OER

Graph Figures From Equations

For Teachers 9th - 12th
High schoolers explore the concept of graphing figures from equations. In this graphing lesson, students use Microsoft Math to graph figures from equations and write equations from graphed figures.
Lesson Plan
Curated OER

The Proof Is in the Picture

For Teachers 9th - 12th
Learners select a geometric figure and find an example of the figure in their surroundings. They photograph the figure and write a proof to accompany it. They match photos to proofs.
Lesson Plan
Curated OER

Plane and Solid Figures

For Teachers 9th - 11th
Pupils define a plane and a solid shape. In this geometry activity, students compare and contrast different geometric shapes as they relate to solids. They name the geometric solids based on their sides and edges.
Lesson Plan
Curated OER

Making Shapes

For Teachers 10th
Tenth graders construct geometric figures using compasses and protractors.
Lesson Plan
Curated OER

Polygons And Polyhedra

For Teachers 9th - 12th
Students recognize and name two-dimensional and three-dimensional geometric figures. One group of students will extend the study of polygons to quadrilaterals while another group of students will extend the study of polygons to...
Worksheet
Curated OER

My Spelling Words -- Spelling List #40

For Students 3rd - 4th
In this spelling worksheet, students learn 8 words which are all geometric figures. Students write the words, the definitions and the names of the geometric figures under their pictures.
Lesson Plan
Curated OER

Getting Into Shape

For Teachers K - 2nd
Students recognize lines and corners as properties of geometric figures and identify shapes based on these characteristics. They move through a variety of stations practicing tossing, throwing, tallying and recording combinations of shapes.
Worksheet
Curated OER

Tessellation

For Students 4th - 5th
In this math activity, students investigate tessellations. Students analyze geometric figures and indicate if the shapes tessellate. Students draw and color their own tessellating pattern.
Lesson Plan
Curated OER

Geometry in A Box

For Teachers 1st - 12th
Young scholars identify 3-dimensional geometric shapes and list the characteristics of each. Using modeling clay, they create their own models of specified geometric shapes. Students create and design a box to store their geometric models.
Lesson Plan
Pennsylvania Department of Education

Shapes Around Us

For Teachers 2nd - 3rd
Learners use manipulatives to study shapes. They sort shapes and use correct geometric terminology to describe them. Students find real-life examples of 2 and 3 dimensional shapes, and classify figures in their classroom according to...
Worksheet
Curated OER

Which Word Matches the Image? #2

For Students 2nd - 3rd
In this math worksheet, students learn to match the name of a geometric figure with the picture. Students examine a drawing of a geometric shape, then circle the word that matches it.
Worksheet
Curated OER

Squares Maze

For Students 1st - 2nd
In this math worksheet, students examine a maze of geometric figures. Students help Goofy Glenda find her way home by coloring only the triangles in the maze.
Worksheet
Curated OER

Which Image Matches the Word?

For Students 3rd - 4th
In this math worksheet, students read the name of a geometric figure and analyze the drawings next to it. Students color the image that matches the word.
Lesson Plan
Curated OER

Area

For Teachers 5th - 8th
In this area worksheet, pupils brainstorm the concept of area and cut out geometric figures on the materials page. Students work in pairs to complete this worksheet.
Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Unit Plan
EngageNY

Complex Numbers and Transformations

For Teachers 11th - 12th Standards
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
Lesson Plan
EngageNY

Definition of Congruence and Some Basic Properties

For Students 8th Standards
Build a definition of congruence from an understanding of rigid transformations. The instructional activity asks pupils to explain congruence through a series of transformations. Properties of congruence emerge as they make comparisons...
Lesson Plan
Curated OER

Exploring Number and Operation in Secondary Mathematics

For Teachers 5th - 8th
Young geometers need a clear understanding of perimeter, volume, and area. This lesson provides a worksheet to help small groups of learners to calculate various measurements of objects and choose the proper units for measurement. It...
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

Rep Tiles

For Teachers 4th - 5th Standards
In addition to the catchy title, this lesson plan provides upper graders an opportunity to more closely scrutinize the attributes of plane figures. In particular, they focus on the similarity of different shapes. Both whole-class and...
Lesson Plan
Shodor Education Foundation

An Introduction To Quadrilaterals

For Teachers 3rd - 7th Standards
Young geometers investigate and apply properties of quadrilaterals.  After a review and discussion of key terms, learners use a computer applet to explore four-sided figures and classify them according to their attributes. The...