Worksheet
Curated OER

Geometry: Basic Constructions

For Students 10th Standards
For this geometry worksheet, 10th graders use a straightedge and a compass to construct congruent segments and angles, bisect a segment and an angle, construct perpendicular and parallel lines, construct tangents, circumscribe a circle...
Worksheet
Curated OER

Geometry: Properties of Triangles

For Students 10th - 12th
In this properties of triangles worksheet, students use their knowledge of triangles to find determine angle measurement. They use geometric theorems to prove equal angles. This three-page worksheet contains 15 multi-step geometry...
Worksheet
Curated OER

Analytic Geometry

For Students 9th
In this analytic geometry worksheet, 9th graders graph and solve 13 different types of problems that include determining whether equations are linear to matching given equations to their corresponding equation in the second column....
Lesson Plan
Curated OER

The Geometry of Real Images

For Teachers 9th - 12th
In this math worksheet, students read the examples for using the techniques of mathematical modeling. They draw the angles in order to simulate the reflection of light while using a concave mirror.
App
Texas Instruments

TI-Nspire™ CAS

For Students 8th - Higher Ed Standards
When it comes to rating educational calculators, this calculator is always near the top of this list. Now it's available as an app. There is a lot of calculator power wrapped up in this app. Not only is this a fully functioning...
App
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Texas Instruments

TI-Nspire™

For Students 6th - Higher Ed Standards
We landed on the moon with less computing capabilities than you can find in this app! Here is a multiple function calculator that takes all the power you get from a handheld and adds the wonderful large screen that only a tablet can...
Lesson Plan
Curated OER

SuperShapes, Part 1; "Tri"ing Triangles

For Teachers 5th - 6th
An outstanding lesson on triangles awaits your math scholars. Learners focus on the triangle, which is the strongest of all polygons. They see the role that triangles play in the design of buildings, and learn about triangle...
Lesson Plan
Curated OER

Motion Geometry

For Teachers 2nd
Second graders experiment with slides, flips and turns to understand motion geometry.  In this motion geometry lesson, 2nd graders navigate interactive motion geometry sites. Students  illustrate the results of motion using...
Lesson Plan
Curated OER

The Geometry of Paul Goble's Artwork

For Teachers 4th - 8th
Students examine the concepts of geometry used by Paul Goble in his book Adopted By The Eagles. After analyzing Mr. Goble's work they create an original piece featuring symmetry, pattern, repetition, and other principles of geometry....
Lesson Plan
Curated OER

Geometry: Helix-a-Graph

For Teachers 9th - 12th
Students use geometry to create art. In this geometric graphing and patterns lesson, students create a helix-a-graph by plotting points on a grid that follow a certain pattern and analyze the drawing they created.
Lesson Plan
Curated OER

Falling Into Geometry Through Paper Art

For Teachers K
Students explore geometric shapes.  In this kindergarten geometry lesson plan, students create a fall quilt consisting of three different paper geometric quilt squares that when assembled form a scarecrow, a pumpkin, and a...
Lesson Plan
Curated OER

Spherical Geometry: A Global Perspective

For Teachers 3rd - 12th
Students investigate spherical geometry using a globe and an apple. In this spherical geometry lesson plan, students translate Euclidean geometry terms to spherical geometry terms using a globe. They answer 3 questions about spherical...
Lesson Plan
Curated OER

The Geometry of Circles

For Teachers 6th - 12th
Students review the parts of a circle, calculate the circumference and area of a circle, and create student-made tests on the geometry of circles using educational software.
Lesson Plan
Curated OER

Space Geometry

For Teachers 10th - 11th
Students explore points, lines and planes as it relates to geometry. In this geometry instructional activity, students analyze space and explain wy it is 3-D and not flat or 2-D. They solve problems involving volume and 3-D shapes.
Lesson Plan
Curated OER

Geometry Center Games

For Teachers 1st
First graders explore eight geometry activities that improve understanding of positional words and shapes. They identify, describe, and create simple geometric figures. They help another student who may not understand the concept yet.
Lesson Plan
Curated OER

Geometry Exploration Basic Trig Functions

For Teachers 10th
Tenth graders solve for missing sides on a triangle using the Pythagorean Theorem. In this geometry lesson, 10th graders are introduced to basic trigonometry functions as they solve problems of right triangles. They discuss the...
Lesson Plan
Curated OER

Geometry is Fun and EverywhereGeometry, You Don’t Care? Geometry is Fun and Everywhere

For Teachers 3rd
Third graders investigate shapes in our world. In this geometry activity, 3rd graders describe plane and solid shapes and identify angles, solid objects and lines of symmetry. Students use online resources, graphic organizers and conduct...
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 4th - 5th
Students practice calculating probability, see how geometry can help solve probability problems and explore platonic solids.
Lesson Plan
Curated OER

Geometry Library

For Teachers 5th
Fifth graders write and illustrate books to make a class library of math term books. They utilize vocabulary associated with geometry to make their books. For example, one character may be, Mr. A Cute.
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 4th - 5th
Learners examine the relationship between probability and geometry to solve problems. In this geometry and probability lesson, students investigate the effect of changing percentages on a spinner to the probability of landing on a...
Lesson Plan
Curated OER

Geometry in the Real World

For Teachers 8th
Eighth graders complete a unit of lessons on basic geometry concepts. They participate in a variety of activities, culminating in a project that involves publishing a booklet or a poster that presents the major geometry concepts from the...
Lesson Plan
Curated OER

Human Geometry Book

For Teachers 3rd - 5th
Students investigate geometric shapes. In this geometry lesson, students read the book The Greedy Triangle and define the shapes mentioned in the book. Students make the shapes by using their bodies.
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 8th - 11th
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
Lesson Plan
Curated OER

Real Math

For Teachers 11th - 12th
Students explore careers that require math knowledge and solve real life math problems. As a class, they compare and contrast classroom math to real life math and explore the links between algebra, geometry and math skills used in...

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