Lesson Plan
Curated OER

Geometry in Tessellations

For Teachers 3rd - 12th
Pupils examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Pupils experiment with the area and perimeter of polygons. Students analyze...
Lesson Plan
Curated OER

Equilateral Triangles

For Teachers 4th - 5th
Students examine the attribute of equilateral triangles. In this equilateral triangle lesson, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.
Lesson Plan
Pennsylvania Department of Education

Extending Pattern Understandings

For Teachers Pre-K - 2nd
Students use shapes and manipulatives to demonstrate patterns. In this patterns lesson plan, students also break up patterns to identify a pattern unit.
Lesson Plan
Curated OER

Let's Explore the World of Triangles and Quadrilaterals!

For Teachers 2nd
Second graders explore the features of triangles and quadrilaterals. In this lesson on triangles and quadrilaterals, 2nd graders rotate with their group to five different activities all exploring a different aspect of geometry.
Lesson Plan
Curated OER

Polygons Defined

For Teachers 4th
Fourth graders explore polygons. In this polygon lesson, 4th graders sort polygons according to their properties. Students discover the connection between polygons and the Greek language.
Lesson Plan
Curated OER

Meet the Polygon Family

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

Castles

For Teachers 10th - 11th
Students create a scale model to a castle using the dimensions they were given. They calculate the surface areas and volumes of each section of their castle.
Lesson Plan
Curated OER

Lines, Rays, Line Segments, and Planes

For Teachers 9th - 12th
Students are introduced to lines, rays, line segments and planes and study the differences between them. They also practice graphing lines, rays, line segments and planes
Lesson Plan
Curated OER

A Contouring We Go

For Teachers 9th - 12th
Students examine the built environment and infrastructures of their community by constructing contour equipment, using the equipment, and comparing their results to current topographical maps of the same area
Lesson Plan
Mathematics Assessment Project

Designing 3d Products: Candy Cartons

For Teachers 6th Standards
Wouldn't it be great to work in a candy factory? Learners get their chance as they first design a carton for a candy that meets certain requirements. They then examine and analyze nets and explanations in sample student responses.
Worksheet
Curated OER

Topics in Math

For Students 10th - 11th
For this consumer mathematics worksheet, students explore a variety of topics in mathematics including simple interest, perimeter, area, volume, translating words into symbols, percentage problems and mortgage calculations. The fourteen...
Lesson Plan
Curated OER

Mystery Polygon

For Teachers 2nd
Second graders describe a polygon in the form of a riddle.
Worksheet
Curated OER

Geometry Worksheet #13

For Students 10th
For this geometry worksheet #13 worksheet, 10th graders work in groups to solve 6 geometry problems, involving measurement of angles.
Lesson Plan
Curated OER

Euler Characteristic

For Teachers 9th - 11th
Students identify the different properties of Euler's Characteristics. In this geometry lesson, students identify the shape and surface a polygon. They relate the concept of Euler to solving real world problems.
Lesson Plan
Curated OER

Hybrid Vehicles: Cut Pollution and Save Money

For Teachers 5th - 8th
Young scholars examine how driving a hybrid car can save money and cut down on pollution.  In this hybrid vehicles lesson students complete an exercise that shows them how to work with proportions, percents, dimensional analysis and...
Lesson Plan
Curated OER

Symmetry

For Teachers 5th - 8th
Learners explore symmetry. In this geometry lesson, student identify and define bilateral symmetry, radial symmetry, pentagonal symmetry, hexagonal symmetry, and cubic symmetry. Students construct examples of these types of symmetry and...
Lesson Plan
Curated OER

Moving Day!

For Teachers 8th
Eighth graders continue their geometry unit by focusing on volume. Using data, they create a spreadsheet, estimate and calculate volume. They solve real-life problems and round their answers to the hundredths place. They also practice...
Worksheet
Curated OER

Transformations

For Students 7th - 10th Standards
In this transformations worksheet, pupils draw the transformations of the triangles and parallelograms in graphs. They complete four drawings.
Lesson Plan
Curated OER

Maximize It!

For Teachers 4th - 6th
Students design a rectangular box without a lid that has the largest possible volume using the supplied sheet of centimeter graph paper. They work in groups to construct different size boxes to determine the largest possible volume and...
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

Present Hunt

For Teachers 1st - 2nd
In this game learners move around a game board by spinning a spinner and moving to the next place on the board whose shape matches the one they spun.
Lesson Plan
Curated OER

Shape Makes a Difference!

For Teachers 3rd - 6th
Learners learn the difference between perimeter and area by watching a video and a hands on activity.
Lesson Plan
Curated OER

Geometry in Tessellations

For Teachers All
Students examine tessellations and their geometric properties. Students also develop a better understanding of lines, planes, angles, and polygons.
Lesson Plan
Curated OER

Geo Jammin' - Day 6, Lesson 20: Hail, Hail, the Gang's All Here

For Teachers 2nd - 5th
Learners use shape puppets to review geometry content. They take turns singing songs, reading students poems, reciting class bulletin board notes and choral poems. They prepare for their summative assessments through play and interview...