+
Interactive
Curated OER

Angles in a Straight Line

For Students 9th - 12th
In this online math worksheet, students calculate the value of a variety of angles based on a geometric design. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
+
Lesson Plan
Curated OER

Geometric Fractals and the Chaos Game

For Teachers 8th - 10th
Learners define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
+
Lesson Plan
Curated OER

Geometric Angles

For Teachers 8th - 10th
Students explore angles and their use in Geometry. Students investigate three different kinds of angles: obtuse, acute, and right angles through an online activity. They identify pairs of angles with special relationships: vertical,...
+
Lesson Plan
Curated OER

Quilting Geometry

For Teachers 9th - Higher Ed
Study geometry through the concept of quilt design. High schoolers examine the geometric shapes in various quilts and then create their own quilts using geometric shapes that fit together. In the end, they write a paragraph to describe...
+
Lesson Plan
Curated OER

GEOMETRICAL GARDENING

For Teachers 10th - 12th
Students examine perimeter and volume in a usable situation and see connections between concepts and "Real-World" situations. They design such a proposal to meet the area requirements, improve the looks of the school entrance and spend...
+
Assessment
1
1
Balanced Assessment

Don't Fence Me In

For Students 9th - 12th Standards
Investigate the complexities of design problems using geometric concepts. The task asks scholars to design a fence for a horse based on the distance it can travel within one hour. It is a seemingly simple task — until individuals learn...
+
Assessment
1
1
Balanced Assessment

Bicycle Chain II

For Students 9th - 12th Standards
Apply geometric concepts to a design problem. Individuals examine the structural setup of the chain on a bicycle and use the measurements of the circles to determine the length of the chain. 
+
Activity
Science Friday

Make a Model of a Home Made From Shipping Containers

For Teachers 6th - 10th Standards
Build a scale model of a home built out of shipping containers. A hands-on activity has scholars watch a video about a home built from shipping containers and then design their own home. They build scale models of their designed homes...
+
Lesson Plan
Curated OER

Compass Designs

For Teachers 8th - 10th
Young scholars investigate the properties of two and three dimensional objects. In this geometry lesson plan, students differentiate polygons based on similarity and congruence. They make observation and interpret the data.
+
Lesson Plan
PBS

Toothpicks and Transformations

For Teachers 9th - 12th Standards
Students investigate quadratic functions using geometric toothpick designs. They review transformations of quadratic functions-vertical and horizontal shifts, and stretches and shrinks. Students match the symbolic form of the function to...
+
Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 9th - 12th
Learners explore the concept of fractals. For this fractals lesson, students discuss Sierpinski's Triangle using an applet. Learners discuss the patterns involved with fractals. Students discuss the area of Sierpinski's triangle as the...
+
Lesson Plan
Curated OER

Introduction to Arithmetic and Geometric Sequences

For Teachers 5th - 12th
Pupils examine the concept of sequences. Students create a sequence using varied starting numbers, multipliers, and add on values. Pupils practice determining the starting values to use in order to produce a desired sequence.
+
Lesson Plan
2
2
Illustrative Mathematics

Shortest Line Segment from a Point P to a Line L

For Teachers 9th - 11th Standards
One of the hardest skills for many young geometers to grasp is to move beyond just declaring obvious things true, and really returning to fundamental principles for proof. This brief exercise stretches those proving muscles as the class...
+
eBook
Rice University

Intermediate Algebra

For Students 9th - 12th Standards
Algebra concepts are all wrapped up in one nice bow. The resource combines all the concepts typically found in Algebra I and Algebra II courses in one eBook. The topics covered begin with solving linear equations and move to linear...
+
Activity
Noyce Foundation

What's Your Angle?

For Students K - 12th Standards
Math can be a work of art! Reach your artistic pupils as they explore angle measures. A creative set of five problems of varying levels has young learners study interior and exterior angle measures of polygons. The introductory levels...
+
Activity
Noyce Foundation

Cubism

For Students K - 12th Standards
If cubism were a religion, would you follow it? Lower-level tasks focus primarily on counting the number cubes in a structure and relating the number to surface area. As learners progress to higher-level tasks, isometric drawings and...
+
Activity
Noyce Foundation

Fractured Numbers

For Students K - 12th Standards
Don't use use a fraction of the resource — use it all! Scholars attempt a set of five problem-of-the-month challenges on fractions. Levels A and B focus on creating fractions and equivalent fractions, while Levels C, D, and E touch on...
+
Lesson Plan
Curated OER

"Pi" Day

For Teachers 8th - 12th
Your class will complete research dealing with Pi and its value in mathematics, leading into a discovery lab to demonstrate Pi, how it is determined, and how it is used. In the end, students eat PIE!
+
Lesson Plan
Curated OER

Scenario Challenge

For Teachers 8th - 10th
Learners create a quilt, using different patterns. In this geometry lesson plan, students apply prior knowledge as they use different patterns to help them create a quilt using transformations and geometric shapes.
+
Lesson Plan
Curated OER

Length, Perimeter and Area

For Teachers 9th - 10th
Learners analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationship
+
Lesson Plan
Curated OER

Mandalas, Polygons and Symmetry

For Teachers 9th - 11th
Students create a geometric pattern using mandalas, polygons and symmetry. In this geometry lesson, students analyze the mathematics involved in making the mandalas, including the shapes and symmetry. Students create their own mandalas...
+
Lesson Plan
Curated OER

Getting the Goods on Graphing

For Teachers 9th - 11th
Learners explore graphing. In this math lesson plan, students graph ordered pairs in the coordinate plane, write the coordinates of points shown on a plane, and create designs or pictures using ordered pairs.
+
Activity
Curated OER

Math Challenges

For Teachers 7th - 9th
Students participate in a series of challenging math lessons designed to engage their critical thinking skills. In these real-world problem solving lessons, student solve symmetry and repeated pattern problems, make lists/tables to...
+
Activity
Curated OER

Math Challenges

For Teachers 8th - 10th
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.

Other popular searches