Worksheet
Curated OER

Pair Them Up

For Students 2nd - 4th
In this geometric shapes practice worksheet, students examine 7 shapes on the left side of the page and match them with congruent shapes on the right side of the page. An example is included.
Worksheet
Curated OER

Patterns

For Students 1st - 3rd
For this patterns worksheet, students complete multiple choice questions about what shape or number comes next in the pattern. Students complete 10 questions.
Lesson Plan
Curated OER

Give It a Whirl

For Teachers 3rd - 6th
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.
Worksheet
Curated OER

Match Game: Enrichment

For Students 4th - 5th
In this solid figures learning exercise, students choose a shape from the box that fits the bar graph totals for the faces, edges, and vertices. Students then complete the last bar graph using the one unused shape.
Lesson Plan
Curated OER

Surface Area of Cubes and Rectangular Prisms

For Teachers 8th
Eighth graders calculate surface area of 3-D shapes. In this geometry lesson, 8th graders analyze cubes and prisms by finding their area and surface area. They compare the data of these two shapes.
Lesson Plan
Curated OER

Angles Lesson Plan

For Teachers 9th - 10th
Learners explore the relationship of angles as it relates to 2 and 3-D shapes. In this geometry instructional activity, students differentiate between acute, obtuse, right, alternate interior, exterior and adjacent angles. They...
Lesson Plan
Curated OER

Geometry Slideshow

For Teachers 6th
Sixth graders create slideshows of geometric terms. They use images taken with digital cameras or scanned from magazines.
Lesson Plan
Curated OER

Areeas of Parallelograms and Triangles

For Teachers 12th
Twelfth graders are able to deduce the area of polygons by using several methods such as coordinate method. They are able to apply the area of polygons to real life situations. Students apply the Pythagorean Theorem in problem solving...
Worksheet
Curated OER

Properties of Angles

For Students 10th
In this properties of angles worksheet, 10th graders solve and complete 3 different types of problems. First, they calculate the value of the missing angles in each diagram and explain the reasons for their answer. Then, students...
Worksheet
Curated OER

Area of a Parallelogram

For Students 10th
In this area of a parallelogram worksheet, 10th graders determine the measurement of 10 different parallelograms illustrated. First, they multiply the base of the parallelogram times its height to determine the area. Then, students...
Worksheet
Curated OER

Polygons and Angle Measurement

For Students 8th - 10th
In this polygons and angle measurement worksheet, students identify polygons and determine the measurement of each angle of the polygon. They identify parallelograms and justify why objects are or are not polygons. This four-page...
Organizer
Curated OER

Triangle Angle-Sum Theorem

For Students 5th - 8th
In this polygons activity, students fill out a graphic organizer about the name of the polygon, the number of sides, the angle sums, and more. Students complete this for 5 polygons.
Worksheet
Curated OER

Compare Shapes

For Students 2nd - 3rd
In this comparing shapes worksheet, students use a word box to help fill in blanks in sentences, comparing and contrasting various shapes.
Lesson Plan
Curated OER

Trace a Face

For Teachers 1st - 2nd
Young scholars find two dimensional shapes in three dimensional figures. They determine the shapes that make up the faces of three dimensional figures of common classroom objects such as crayon boxes.
Lesson Plan
Curated OER

Symmetry of the Southwest

For Teachers 4th
Fourth graders examine mirror symmetry. In this symmetry lesson plan, 4th graders discover that symmetry is not always vertical or horizontal. Students cut and fold shapes along lines of symmetry.
Lesson Plan
Curated OER

100 Patch Geometric Quilts

For Teachers 2nd - 4th
Students identify geometric patterns in quilts. In this geometry lesson, students view various types of quilts and identify the geometric shapes. Students construct one hundred patch paper quilts using geometric shapes.
Lesson Plan
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In this surface area instructional activity, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons....
Interactive
Curated OER

Patterns: Pre Test

For Students 4th - 6th
In this patterns worksheet, students complete multiple choice questions about number and shape patterns. Students complete 10 questions total.
Lesson Plan
Curated OER

Wonders of the World

For Teachers 3rd
Third graders examine two-dimensional objects and create a 3-D image of the object. They make models of the Taj Mahal and buildings in Delhi.
Lesson Plan
Curated OER

Pyramids with Basic Bases

For Teachers 4th - 5th
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.
Activity
1
1
Curated OER

Star Wars: Rays and Angles Edition

For Teachers 4th Standards
Rays and angles and Star Wars? It sounds strange, but it's actually a fun game to help fourth graders get good at measuring and identifying angles and rays with a protractor. Each pair of children chooses which Star Wars character they'd...
Assessment
Illustrative Mathematics

Lines of Symmetry for Circles

For Students 4th Standards
Further your instruction on geometrical symmetry with an investigation of circles. Fourth graders come to realize that the lines of symmetry of a circle are infinite.
Activity
1
1
Illustrative Mathematics

A Midpoint Miracle

For Teachers 9th - 12th Standards
Young geometers develop one of the fundamental properties of quadrilaterals (connecting side midpoints gives a parallelogram) in this short but thought-provoking exercise. Using a combination of hands-on techniques and abstract algebraic...
Lesson Plan
Willow Tree

Interior Angles, Exterior Angles, and Diagonals of Polygons

For Students 8th - 11th Standards
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate...