Lesson Plan
Curated OER

Fractal and the Dragon Curve

For Teachers 11th - 12th
Students explore Fractal designs. In this geometry lesson, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
Lesson Plan
Curated OER

Regents High School Examination-Geometry

For Teachers 10th
In this geometry worksheet students assess their knowledge of high school geometry.  The twenty-eight page worksheet contains a combination of thirty-eight multiple choice and constructed response questions.  Answers are provided.
Lesson Plan
Curated OER

Geometry: Regents Exam

For Teachers 10th
In this geometry worksheet, 10th graders review geometric concept including angles, polygons, quadrilaterals, trig and circles. They take a comprehensive exam covering topics on the Regents exam. There are 32 pages in this booklet.
Lesson Planet Article
Curated OER

Analyzing 3-D Shapes and 2-D Representations

For Teachers 3rd - 6th
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2009 - Triangles and the Pythagorean Theorem

For Teachers 7th
Seventh graders find the perimeter and area of triangles.  In this finding the perimeter and area of triangles lesson, 7th graders find the perimeter and area of triangles given two sides.  Students find the missing side by...
Lesson Plan
Curated OER

Identify Polygons: Algebra/Geometry Institute

For Teachers 8th
Eighth graders classify geometric figures.  In this polygon lesson, 8th graders identify given geometric figures.  They compare and contrast different polygons.  Students name line segments, identify parallel lines, and...
Activity
Noyce Foundation

Cut It Out

For Students K - 12th Standards
Explore the mathematics of the paper snowflake! During the five lessons progressing in complexity from K through 12, pupils use spatial geometry to make predictions. Scholars consider a folded piece of paper with shapes cut out....
Lesson Plan
Curated OER

Cutouts

For Teachers 1st - 3rd
Students identify symmetry in shapes. In this geometry lesson, students fold paper to identify lines of symmetry. Students create various symmetrical shapes using folded paper.
Worksheet
Curated OER

Money Is Irrational

For Students 10th
In this geometry lesson, 10th graders fold a dollar bill to make a tetrahedron. They analyze geometric shapes and apply it hands on.
Worksheet
Curated OER

Hexaflexagon Worksheets

For Students 10th - 12th
In this geometry worksheet, students fold paper to make a hexaflexagon. They identify the vertex and all six sides after folding and making their shape. This assignment requires 25 triangles and 19 perfect triangles.
Lesson Plan
Curated OER

University of New York Regents High School Examination in Geometry

For Teachers 9th - 11th
In this regents high school examination worksheet, students solve thirty-eight geometry problems as preparation for the exam.  Solutions are provided.
Lesson Plan
Curated OER

Symmetry that is Basic and Beautiful

For Teachers 1st - 3rd
Learners explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Learners explore symmetry in real life objects.
Lesson Plan
Curated OER

Geometry Flip Book

For Teachers 3rd - 5th
Students investigate the concepts of geometry that can be grouped into a flip book that can be used for teaching and review purposes. They define the differences between two and three dimensional figures. Also polygons are reviewed and...
Worksheet
Curated OER

Making a Paper Cube Using a One Dimensional Net

For Students 3rd - 5th
In this geometry activity, students make a paper cube by following the directions given on the paper, They cut along the outside edge of the net, fold inward along the inside lines, and glue the flaps to hold the shape of the cube.
Lesson Plan
Curated OER

Measuring the Earth (Eratoshenes' method)

For Teachers 6th
Sixth graders engage in problem solving, communicating, reasoning, and connecting to represent and solve problems, using geometric models.
Worksheet
Curated OER

Review for an Exam

For Students 9th - 11th
In this math worksheet, students review for the Regents Exam by doing problems related to algebra, geometry and everyday stats. There are 34 questions.
Worksheet
Curated OER

Regents Exam

For Students 10th - 12th
In this math instructional activity, students review for the regents high school examination. They review basic concepts of geometry and algebra. There are 30 questions varying in lengths.
Worksheet
Curated OER

Regents High School Examination, Mathematics B

For Students 10th - 12th
In this high school examination, learners complete four sections and a total of 34 questions from a wide variety of topics. The first section contains 20 multiple choice questions from both geometry and algebra. The second section is a...
Activity
Curated OER

Geometric Pictures of One Half

For Teachers 3rd Standards
A learning task that involves creative ways of thinking permits children to use paper models as a way to visualize the fraction one-half. Learners can fold or cut their models in such a way that the unshaded regions, and shaded...
Lesson Plan
Curated OER

Symmetry in Shapes and Everyday Objects

For Teachers 5th
Fifth graders discover lines of symmetry for shapes and everyday objects. For this lines of symmetry lesson, 5th graders use a butterfly outline to find lines of symmetry. Students analyze everyday objects for symmetry and use...
Lesson Plan
Curated OER

2D Polygons and 3D Nets

For Teachers 9th - 11th
Students compare and contrast two dimensional polygons and three dimentional nets by examining the differences in drawings. They create three dimensional shapes and label the faces, edges, and vertices. After creating the shapes, they...
Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Lesson Plan
Curated OER

The Dragon Curve Fractal

For Teachers 8th - 11th
Learners identify the properties of a dragon curve. In this geometry instructional activity, students identify sequences and patterns as they solve fractals. They investigate patterns found in nature.
Lesson Plan
Curated OER

Constructing Midsegments of Triangles

For Teachers 9th - 10th
Students construct midsegments. In this geometry lesson, students make conjectures and apply properties of triangles to solve problems. They complete an activity on the computer.