Lesson Plan
Curated OER

Exploring Polygons and The Greedy Triangle

For Teachers 1st - 3rd
Excellent instructional activity! Anne Linehane's geometry story, The Greedy Triangle, offers an opportunity to practice forming various types of polygons with your learners. Using elastic bands (or Chinese jump...
Lesson Plan
Curated OER

Exploring Geometry in the Real World

For Teachers K - 1st
Students find real-world examples of a variety of geometric shapes. They conduct research, record observations, and write descriptions. They create a classroom cityscape and highlight the information they gathered. They present an oral...
Lesson Plan
Curated OER

Shapes of Africa

For Teachers 1st
First graders learn the names of geometric shapes and about African cultures. For this geometry and culture lesson, 1st graders describe real world objects and learn to name them with geometric terms such as square, circle, and triangle....
PPT
Curated OER

Geometric Patterns

For Teachers K - 2nd
Geometric patterns illuminate this colorful and interactive PowerPoint. First, patterns must be identified. Next, students discern the missing color in a block pattern. Lastly, they observe a figure to determine how many blocks are used....
Printables
Curated OER

Common Core State Standards 1st Grade Math

For Teachers 1st Standards
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
Worksheet
Curated OER

Geometry - Congruent Figures

For Students 1st - 3rd
In this geometry worksheet, students see two congruent figures. They match the corresponding parts by writing their labels in the 3 boxes at the bottom of the page.
Lesson Plan
Curated OER

Triangles Introduction

For Teachers K - 3rd
Students explore geometry by drawing various shapes in class. In this triangle characteristics instructional activity, students identify the attributes that classify a shape as a triangle and practice using their bodies to create...
Worksheet
Curated OER

Match the Shape

For Students K - 2nd
In this geometry skills practice activity, students respond to 4 questions that require them to match everyday items as the geometric shapes they represent.
Lesson Plan
Curated OER

Six Squares

For Teachers K - 6th
Students create different shapes on grid paper.  In this two-dimensional geometry lesson, students take turns outlining a shape made of six squares on the graph paper.  They identify all shapes they see once everyone has had a...
Lesson Plan
Curated OER

Tangram Geometry

For Teachers 1st - 5th
Students listen to a story involving Tangram pieces. Students use Tangram pieces to complete shapes using an outline of a design.
Lesson Plan
Curated OER

Math, Music and Architecture: Kindergarten Geometry and Aesthetics in Music and Architecture

For Teachers K - 8th
Students identify and name different geometrical shapes. In this math instructional activity, students distinguish odd from even numbers. They describe the properties of 2 and 3 dimensional objects.
Lesson Plan
Curated OER

Interactive Geometry

For Teachers 1st - 2nd
Students discover the plain shapes that make up space shapes. They match and stamp shapes together, and create their own space shapes. Students apply what they know about space shapes to make amuseum of shapes. Finally, they compare...
Worksheet
Curated OER

Geometry - Shapes

For Students 1st - 2nd
For this shapes worksheet, students identify each shape by choosing the correct name. Students complete 8 multiple choice questions.
Worksheet
Curated OER

Geometry - Shapes

For Students 1st - 2nd
In this shapes worksheet, students complete multiple choice questions where they identify the name of the shape given to them. Students complete 8 problems.
Worksheet
Curated OER

Geometry - Similar Shapes

For Students 1st - 3rd
For this similar shapes worksheet, students complete multiple choice questions where they choose the shape that is the similar shape to the one on the left. Students complete 4 problems.
Worksheet
Curated OER

Circus of Shapes

For Students Pre-K - 1st
In this basic geometry skills learning exercise, learners examine rectangles, ovals, triangles, and squares as they color the shapes included on the learning exercise.
Worksheet
Curated OER

What Shape is This?

For Students K - 2nd
In this geometry skills worksheet, students respond to 6 questions that require them to examine geometric shapes and identify them as circles, squares, triangles, or rectangles.
Worksheet
Curated OER

Lines of Symmetry

For Students 1st - 3rd
In this geometry skills practice worksheet, students respond to 6 questions that require them to identify lines of symmetry.
Worksheet
Curated OER

Lines of Symmetry

For Students 1st - 3rd
In this geometry skills practice learning exercise, students respond to 3 questions that require them to identify lines of symmetry.
Worksheet
Curated OER

Shape Matching Worksheet - Black and White

For Students K - 1st
In this geometry instructional activity, students draw a line from each geometric shape shown on the left to the matching shape on the right side of the page. They work with plane figures such as a triangle, an oval, a rectangle, and a...
Lesson Plan
Curated OER

Two-Dimensional and Three-Dimensional Shapes

For Teachers 1st
First graders explore 2-dimensional and 3-dimensional shapes. In this geometry instructional activity, 1st graders examine the attributes of 2 -dimensional and 3-dimensional shapes. They also create the shapes as they build models. This...
Lesson Plan
Illustrative Mathematics

Make Your Own Puzzle

For Teachers K - 2nd Standards
Puzzling over what geometry lesson to teach next? Look no further. This simple activity teaches young mathematicians how shapes can be decomposed into smaller figures, and how smaller figures can be assembled into larger shapes. To learn...
Lesson Plan
Curated OER

Run for the Cup!

For Teachers 1st - 6th
Students gather information about the Melbourne Cup horse race in Australia. Then they study the geometry and physics behind the design of a racetrack. Students also work in small groups to problem solve and design their own board games...
Lesson Plan
Curated OER

Math-Literature Connection: Counting with Jack the Builder

For Teachers K - 2nd
Connect literature (Jack the Builder) with mathematical concepts. In a series of computation, geometry and number sense activities, pupils count on to add, count back to subtract, build cylinders, cones, and rectangular prisms, and name...

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