Lesson Plan
Curated OER

Naming Shapes

For Teachers 4th - 6th
Students study geometric shapes and practice naming them properly. In this geometry lesson, students work in groups to give definitions of the vocabulary to each other in their own words. Students also visit a lower grade and teach...
Lesson Plan
Curated OER

Perimeter, Area and Volume

For Teachers 6th - 8th
Students compute area.  In this perimeter, area and volume lesson, students examine given objects and determine the perimeter, area, and volume of each. 
Lesson Plan
Curated OER

Living Room Redecoration

For Teachers 4th
Fourth graders use math in a living room redecoration lesson. In this geometry lesson, 4th graders get the dimensions of a living room and need to find the amount and cost of paint and flooring. They read different scenarios and decide...
Lesson Plan
Curated OER

What's My Ratio?

For Teachers 3rd - 5th
Students investigate ratios of various objects.  In this ratios of various objects activity, students draw pictures on graph paper and then dilate or shrink the image.  Students determine the ratio of their pictures. ...
Lesson Plan
Curated OER

Koch Snowflake

For Teachers 9th - 10th
Students investigate Koch's Snowflake. In this geometry lesson, students identify the properties of creating Koch's snowflake. They solve problems dealing with fractals and patterns.
Lesson Plan
Curated OER

Fractals: Koch Snowflake

For Teachers 9th - 11th
Students investigate the properties of Koch's snowflake. In this geometry lesson plan, students investigate fractals and patterns. They create Koch's snowflake using Cabri software.
Interactive
Curated OER

Ten Multiple Choice Length Problems

For Students 9th - 10th
In this distance activity, students calculate the lengths of sides and diagonals of figures.  Students also compute lengths in shadow problems.  The solutions are provided by clicking on the "show answers" tab at the bottom of...
Lesson Plan
Curated OER

An Introductions to Congruent Polygons

For Teachers 8th - 10th
Students differentiate between similar and congruent polygons. For this geometry lesson, students define the theorems and reasons for polygons similarity and congruence. They are given pictures and patterns to differentiate and identify.
Lesson Plan
Curated OER

Identifying and Describing Polygons

For Teachers 8th - 10th
Students identify the different properties of polygons. In this geometry lesson, students differentiate between polygons and non-polygons. They review important vocabulary to help them understand the properties of polygons.
Lesson Plan
Curated OER

Quadrilateral Bunny

For Teachers 9th - 11th
Learners identify the properties representing quadrilateral. In this geometry lesson plan, students differentiate between special and regular quadrilaterals. They discuss and demonstrate hierarchy of quadrilaterals.
Lesson Plan
Curated OER

Draw It!

For Teachers 3rd - 4th
Students follow directions to make two- and three-dimensional shapes. Focusing on polygons, they use the shapes to solve real-world problems and review with the class. They read two of Shel Silverstein's poems and discuss the...
Lesson Plan
Curated OER

Isosceles Triangles

For Teachers K - 2nd
Pupils investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Pupils locate the prefix "tri" in a variety of words and make connections with the...
Interactive
Curated OER

My Test Book: symmetry

For Students 3rd - 4th
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems regarding symmetry. Students may view the correct answers.
Worksheet
Curated OER

Perimeter

For Students 4th - 5th
In this perimeter worksheet, students find the perimeter of 8 geometric shapes. There are instructions and samples on the page.
Lesson Plan
Curated OER

Tessellations

For Teachers 7th
Seventh graders investigate geometric shapes using tessellations. In this geometry lesson, 7th graders practice tessellations using different shapes. They create different designs using tessellations.
Lesson Plan
Curated OER

Line and Shape Game

For Teachers 9th - 12th
Learners play the "space-breaker" game, in which they are required to create a picture using shapes or lines called out to them) to reinforce the concept of geometric shape and line.
Lesson Plan
Curated OER

Snowflake Curve

For Teachers 6th - 8th
Students develop an appreciation for complex structures in nature. They observe patterns in nature in relationship to the Real World. Students use observation skills to assist in problem solving. They show comprehension of the concepts...
Lesson Plan
Curated OER

Painted Cube Lesson

For Teachers 6th - 8th
Learners differentiate between cubes and unit cubes. In this geometry lesson, students create linking cubes and use it as a manipulative to answer questions. They define the faces, edges and sides of the cubes as it relates to unit cubes.
Lesson Plan
Curated OER

Geometric Bingo

For Teachers 7th - 10th
Students explore the concept of geometric shapes. In this geometric shape lesson, students play bingo to review geometric shapes. Students identify the shape being described by the teacher and put a marker on their bingo card.
Lesson Plan
Pennsylvania Department of Education

Tetrominoes and Translations

For Teachers 7th - 9th
Students explore geometry by participating in a pattern identification activity. In this tetrominoes lesson, students define the characteristics of congruent and symmetrical shapes. Students practice translating shapes across quadrants...
Lesson Plan
Curated OER

Transformations

For Teachers 9th - 12th
Students explore the concept of transformations. In this transformations lesson, students use Geometer's Sketchpad to construct cyclic and dihedral figures. Students study reflection and rotation symmetry. Students discuss vertical,...
Lesson Plan
Curated OER

Sizing Up Shapes

For Teachers 1st
First graders explore geometric shapes. For this math lesson, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
Lesson Plan
Curated OER

Transformation Trio

For Teachers 6th - 10th
Learners identify the transformation and rotation of polygons. In this geometry instructional activity, students use picture to perform rotation, reflection and transformation. They identify the coordinate points of the new transformation.
Lesson Plan
Curated OER

GPS Art

For Teachers 6th - 8th
Students design their own logo or picture and use a handheld GPS receiver to map it out. They write out a word or graphic on a field or playground, walk the path, and log GPS data. The results display their "art" on their GPS receiver...