+
Worksheet
Curated OER

Construct, Bisect, Duplicate: Geometry Practice with Compass and Straight Edge

For Students 9th - 12th
Geometers employ a straight edge and compass to duplicate and bisect segments and angles, construct perpendiculars, parallel lines, figures, and circles with points of concurrency. Ample practice with 65 questions across 8 worksheets. No...
+
Interactive
Curated OER

Shapes and Angles

For Students 4th
Are your geometry whizzes learning about angles and shapes? This online worksheet gives 10 multiple choice questions based on images and word problems. Concepts include deducting angle degree, classifying shapes, and identifying angle...
+
Worksheet
Curated OER

Polygons

For Students 8th - 10th
This resource provides 5 different worksheets on the topic of polygons and symmetry. These worksheets cover rotational symmetry, lines of symmetry, symmetry of regular polygons, special quadiralaterals, and polygon transformation. The...
+
Lesson Plan
Curated OER

How Tall is that Tree?

For Teachers 4th - 5th
Students use their feet to measure distance between themselves and a tree trunk.  In this distance lesson, students use the number of steps, and string to measure distances and height of the tree.  Students can get the tree height when...
+
Worksheet
Mathster

Line and Rotational Symmetry

For Students 4th - 8th Standards
Challenge young mathematicians' understanding of symmetry. Provided with images of different shapes, letters, and national flags, students are tasked with identifying the lines of symmetry and order of rotational symmetry associated with...
+
Lesson Plan
Curated OER

Symmetries of a Quadrilateral II

For Teachers 9th - 10th Standards
Learners investigate the symmetries of a convex quadrilateral in a collaborative activity. Rigid motion and complements are explored as learners analyze different cases of reflections across a line.
+
Lesson Plan
Willow Tree

Surface Area of Three-Dimensional Figures

For Students 8th - 11th Standards
Lateral area and surface area are simple concepts, but calculating them is not as easy! Using formulas, learners calculate lateral area and surface area for the same three-dimensional figures. The resource discusses the formula variables...
+
Worksheet
Curated OER

Countdown Challenge: Tangrams

For Students 7th - 8th
In this tangram worksheet, students find the area of each tangram shape. Afterwards, they name each piece and find the area of combined figures. This one-page worksheet contains approximately 25 problems.
+
Worksheet
Curated OER

Geometry Practice: Transformations, Isometries, and Tessellations

For Students 9th - 12th
Five pages for geometry practice relating to symmetry provide mathematicians with exercises on transformations and symmetry, properties of isometries, compositions of transformations, tessellations with regular polygons, and other...
+
Lesson Plan
Curated OER

Transformations Using the Geometer's Sketchpad

For Teachers 8th - 9th
Students discover rules for single transformations, rules for composition of transformations, when a figure has transformation symmetry, and if a transformation is congruent to its preimage.
+
Lesson Plan
Curated OER

Area of Polygons

For Teachers 9th - 11th
Students engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric figures are...
+
PPT
Curated OER

Hoops

For Teachers 4th - 5th
With a creative premise involving a basketball competition, this game could be used to review basic science, grammar and math concepts in a fourth or fifth grade classroom. It is a fun idea, and a motivating way to review information....
+
Worksheet
Curated OER

Geometry

For Students 3rd - 5th
In this geometry review game worksheet, learners use the provided game cards and calling cards to play a Bingo-like game. Students learn geometric terms while playing a group game.
+
Lesson Plan
Curated OER

Geometry Straws

For Teachers 3rd - 8th
Students create different angles and shapes by using different lengths of straws. In this geometry straws lesson plan, students glue straws onto paper and define what they have made.
+
Lesson Plan
Curated OER

Octagon Lesson Plan

For Teachers 10th - 11th
Learners investigate octagons using words and shapes. In this geometry lesson plan, students discuss the shape of an octagon using physical and symbolic models. They make conjecture about the shape and relate it to the real world.
+
Lesson Plan
Curated OER

Regular Pyramids

For Teachers 10th
In this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The one page worksheet contains two multiple choice questions.  Answers are included. 
+
Worksheet
Curated OER

Geoboard Activity

For Students 10th
For this geometry worksheet, 10th graders use geoboards or the grid representation of a geoboard to construct the indicated geometric figure. The three page worksheet contains twenty-seven questions. Answers are not included.
+
Lesson Plan
Curated OER

Angle Exploration and Classification

For Teachers 4th - 7th
Students compare and contrast angles and identify them as acute, obtuse, right, or straight angles. They create rays and angles using uncooked spaghetti, read and discuss key vocabulary terms, and complete a variety of geometry worksheets.
+
Worksheet
Curated OER

Regular Pyramids

For Students 10th
For this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The one page worksheet contains a combination of three multiple choice and free response questions.  Answers are included. 
+
Lesson Plan
Curated OER

Introducing Powers and Models

For Teachers 4th - 6th
Students construct two dimensional models to illustrate squared numbers. For this geometry lesson, students use graph paper and an x/y axis to build squares exponentially. Students identify powers and relationships between various...
+
Lesson Plan
Curated OER

Pass it On

For Teachers 4th - 6th
Young scholars participate in a class activity to help them master geometric terms and their definitions.
+
Lesson Plan
Curated OER

Pyramids

For Teachers 10th
In this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The two page worksheet contains a combination of seven multiple choice and free response questions.  Answers are included. 
+
Worksheet
Curated OER

Name Each Shape

For Students 4th - 5th
In this math learning exercise, students analyze 15 pictures of geometric figures and match them to the names which are provided in a word bank. Students tell how many lines of symmetry each shape has.
+
Lesson Plan
Curated OER

Classifying Polygons

For Teachers 7th
Seventh graders participate in a polygon hunt.  In this polygon lesson plan, 7th graders examine how polygons are alike and different.  Students create a Venn diagram and label the sorting circles.  Students work in cooperative groups to...