Lesson Plan
Curated OER

Isosceles Triangles

For Teachers K - 2nd
Learners investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Learners locate the prefix "tri" in a variety of words and make connections with...
Lesson Plan
Pennsylvania Department of Education

Making Triangles

For Teachers Pre-K - 2nd
Students use interactive geoboards to identify simple geometric shapes. In this making triangles lesson, students describe the properties associated with geometric shapes. Students develop spatial sense and the mathematical meaning...
Lesson Plan
Curated OER

Types of Triangles

For Teachers 1st - 2nd
Students classify triangles by the length of their sides. In this geometry lesson, students use a white board to demonstrate the angles of various triangles. Students construct an equilateral, isosceles, and a scalene triangle.
Lesson Plan
Curated OER

Line Hunt

For Teachers K - 3rd
Learners identify lines in everyday images.  For this art analysis lesson, students practice drawing diagonal, vertical and horizontal lines on pieces of chart paper.  Learners examine a page from a magazine and identify the...
Worksheet
Curated OER

Geometric Shapes: Shapes in Everyday Items

For Students 1st - 3rd
Which item is shaped like a cone? Use this multiple-choice shape recognition worksheet to give students access to shapes in their everyday life. Four questions ask scholars to identify which of the pictured items is shaped like a sphere,...
Activity
K-5 Math Teaching Resources

Tangram Cutout

For Students K - 5th Standards
Challenge the spatial thinking of your young mathematicians with this printable tangram puzzle. Using different sized triangles, squares, and parallelograms, children must figure out how to fit all the shapes together to create a square.
Activity
GLOBE Program

Making a Sundial

For Teachers K - 8th
Sundials are more than just primitive clocks. Learners build their own sundials to study the location of the sun across the sky throughout the day. They use shadow evidence related to their sundials to make conclusions about solar movement.
Worksheet
Curated OER

Mixed Review

For Students 1st - 2nd
In this math activity, students solve the problems using the operation of addition to fill in the missing addends. They also apply some basic knowledge of geometry to solve the second set of questions.
Worksheet
Curated OER

Sunshine Math- 1 Venus, XV

For Students 1st - 2nd
In this problem solving worksheet, students complete 9 story problems that include geometry, measurement, input and output, pictographs, time, addition and weights.
Lesson Plan
Curated OER

Label the Shapes

For Teachers 1st - 2nd
In this geometry worksheet, students study 4 pictures of shapes and using the word bank, label them. Students then draw the specified shapes in four more problems.
Lesson Plan
Curated OER

Grandfather Tang's Story

For Teachers 1st - 4th
Students construct tangram patters. In this geometry lesson, students read the book Grandfather Tang's Story and visit various websites to practice covering figures with tangrams. Students attempt to construct animal shapes using puzzles.
Lesson Plan
Curated OER

Tantalizing Tangrams

For Teachers 1st - 4th
Students construct a set of tangrams. In this geometry instructional activity, students read the book, Grandfather Tang's Story and retell the story using tangrams. Students construct their own set of tangrams using the included worksheets.
Lesson Plan
Curated OER

Measuring Using Leaves

For Teachers K - 2nd
Students explore geometry by using non-standard measuring methods. In this length estimation lesson, students complete a worksheet in which different objects in their classroom are measured by three different sized leaves. Students draw...
Lesson Plan
Curated OER

Blocks in a Sock

For Teachers 1st
First graders identify geometric solids. In this shapes and solids beginning geometry lesson, 1st graders reach into a bag and identify the geometric solid they feel. Students describe shape attributes and match two dimensional shapes to...
Lesson Plan
Curated OER

Symmetry All Around

For Teachers 1st - 2nd
Students explore geometry by creating a quilt square. In this symmetry lesson, students identify a list of items, designs, insects and animals which have either rotational or line symmetry. Students investigate symmetrical designs on the...
Lesson Plan
Curated OER

Congruent Shapes

For Teachers 1st - 3rd
In this geometry lesson, students trace the capital letter "T" in different directions to learn how a shape is congruent. Students trace this letter on a sheet of paper, then turn, flip it, and trace it in different directions, only to...
Worksheet
Curated OER

Shapes

For Students K - 2nd
In this geometry worksheet, students choose the correct name to match the shape given. Students identify the words for oval, rectangle, square, circle, triangle, and diamond.
Worksheet
Curated OER

2D Shapes for sorting into groups

For Students 1st - 2nd
In this geometry activity, learners cut out and sort nine shapes. Shapes have up to nine sides and angles. They can be sorted according to number of sides, angles or shapes with equal sides.
Worksheet
Curated OER

Cubes and Cylinders

For Students 1st - 3rd
In this geometry worksheet, learners identify cubes and cylinders by coloring a given number of each shape red, green, blue, or yellow.
Worksheet
Curated OER

Shape Matching Worksheet

For Students K - 1st
In this geometry worksheet, 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 diamond, a square, a circle, and a triangle.
Worksheet
Curated OER

Shape Matching Worksheet - In Color

For Students K - 1st
In this geometry activity, students draw a line from each of four shape on the left to the matching shape on the right. They match colors and shapes which include a diamond, a circle, a triangle and a square.
Lesson Plan
Curated OER

Identifying Patterns

For Teachers K - 1st
Students investigate the elements of a pattern.  In this geometry lesson, students identify different shapes in a pattern and discover which shapes are missing in order to extend it.  Students create their own patterns using...
Lesson Plan
Curated OER

Drawing with Shapes

For Teachers 1st
First graders combine different shapes to create an image.  For this geometry lesson, 1st graders utilize squares, circles, rectangles, triangles, and arc to draw a picture.  Students share their creation with their class...
Interactive
Curated OER

Identifying the Shape of Objects 1

For Students 1st - 4th
In this identifying the shape of objects 1 worksheet, students identify the picture and choose its correct shape online from multiple answers with immediate feedback.

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