Worksheet
Curated OER

Scales Problems

For Students 4th - 8th
In this scales worksheet, students find the weight of the shapes on the scale by comparing it to the other side, and make up their own problems. Students complete 5 sets of problems.
Interactive
Curated OER

My Test Book: Geometry skills

For Students 3rd - 4th
In this online interactive math skills learning exercise, students solve 10 multiple choice math problems regarding geometry skills. Students may view the correct answers.
Interactive
Curated OER

Online Interactive Math: Upper Elementary: Mixed Skills

For Students 6th - 7th
In this online math worksheet, students complete a 20 problem multiple choice online interactive worksheet with mixed skills including geometry, rounding, and three digit multiplication.
Interactive
Curated OER

Probability and Geometry Problems

For Students 9th - 12th
For this online math worksheet, students consider a variety of scenarios which include elements of geometry and probability. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Lesson Plan
Curated OER

Understanding Fundamental Trigonometric Identities

For Teachers 9th - 12th
Students are introduced to the basic trigonometric identities. Using a diagram, they discover why the parts of the unit circle as named as they are and use equations to finalize the Pythagorean trigonometric identities. They also review...
Worksheet
Curated OER

Linear Systems: Graphical Interpretation of Vectors

For Students 11th - Higher Ed
In this graphical interpretation of vectors instructional activity, students execute operations of addition and multiplication by a scalar. They sketch results and determine the commutativity of vector addition. This three-page...
Lesson Plan
Curated OER

Sketching Spheres

For Teachers 8th - 10th
Students investigate spheres through sketches. In this geometry lesson, students sketch two and three dimensional shapes creating nets. They find and differentiate between the nets for prisms, pyramids, cones, cylinders and spheres.
Lesson Plan
Curated OER

Triangles in Architecture

For Teachers 10th - 12th
Learners find triangles in the real world. In this geometry lesson, students analyze and identify properties of two and three-dimensional objects. They differentiate between similarity and congruence.
Lesson Plan
Curated OER

Analyzing Body Angles

For Teachers 10th - 12th
Students investigate angles of polygons. For this geometry lesson, students identify the relationship between angles and the number of sides in a polygon. They differentiate between sumilarity anf congruence in angles and sides.
Lesson Plan
Curated OER

Identifying Lines of Symmetry

For Teachers 8th - 10th
Students calculate the lines of symmetry using polygons. In this geometry lesson, students graph, compare and estimate using collected data. They identify different attributes to the polygons based on their sides.
Lesson Plan
Curated OER

Studying Special Segments in Triangles

For Teachers 8th - 10th
Students investigate special segments in triangles. In this geometry lesson plan, students graph, compare, estimate and predict findings based on their data. They differentiate between similarity and congruence of triangles.
Lesson Plan
Curated OER

Mathematics in Robotics

For Teachers 10th - 12th
Learners build and create using math. In this geometry instructional activity, students differentiate between congruent and similarity as they observe polygons. They create robots with different functions using properties of geometry.
Lesson Plan
Curated OER

Congruent Boxes

For Teachers 1st - 3rd
Learners decorate the congruent faces and edges of boxes in exactly the same way. They teach the terms "congruent," "faces," and "edges" to their parents.
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.
Lesson Plan
Curated OER

Picket Fence Around the Garden

For Teachers 3rd - 4th
Students design different shaped plots and determine the perimeter, area and shape of each. They compare the shapes that have the same area but may have different perimeters.
Lesson Plan
Curated OER

Symmetry with Manipulatives

For Teachers 1st
First graders investigate symmetry in patterns by utilizing unifix cubes.  In this pattern lesson, 1st graders practice creating patterns that are perfectly symmetrical no matter which way it's looked at.  Students utilize...
Lesson Plan
Curated OER

Wing Area

For Teachers 10th - 12th
Students demonstrate an understanding of the text by applying it to the calculations involving the area of a wing. They use an online textbook to help them calculate the area of the surface of wing planforms.
Lesson Plan
Curated OER

Relationships and Functions

For Teachers 5th
Fifth graders describe patterns as relations and functions. In this patterning lesson, 5th graders analyze and continue patterns. Students understand how patterns relate to relations and functions.
Lesson Plan
Curated OER

Angles and Parallel Lines

For Teachers 6th
Sixth graders draw parallel and intersecting lines to observe and examine the characteristics of alternate interior angles, vertical angles, corresponding angles, and supplementary angles. Through observation, they discover the...
Website
Primary Resources

Primary Resources: 2 D and 3 D Shapes

For Teachers Pre-K - 1st Standards
Here is a huge collection of teacher resources for teaching 2-D and 3-D shapes. Includes smartboard and PowerPoint presentations, as well as worksheets and helpful hints.
Website
University of Regina (Canada)

University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium

For Teachers 3rd - 5th Standards
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...
Unit Plan
National Council of Teachers of Mathematics

The Math Forum: Drexel University: Math Forum: 3 D Drawing and Geometry

For Students 9th - 10th Standards
Instructions on a simple way to get started drawing in 3-D by drawing objects using an isometric grid.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Sheep Farm: 2 D Space and Hundred Square

For Students 1st - 3rd Standards
Are you up for some farm chores? Help James count the sheep and identify geometric shapes.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Soccer Stadium: Shape & Length: 3 D Shapes and Distance

For Students Pre-K - 1st
Explore distance and geometric shapes while joining Ivan in his soccer practice!

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