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Worksheet
Curated OER

Geometry: Parallel and Perpendicular Lines

For Students 8th - 11th Standards
This basic handout would be good for skills practice or a review of parallel and perpendicular lines. Review the definitions, then practice writing equations of lines that pass through a specific point and are either parallel or...
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Lesson Plan
Curated OER

The Truth About Triangles and Squares

For Teachers 4th
Fourth graders investigate the patterns associated with both triangular and square numbers. They use counters as manipulatives to depict the numbers as needed but focus on problem solving using mental math techniques.
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Lesson Plan
Curated OER

The Mandelbrot Set

For Teachers 7th - 12th
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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Lesson Plan
Curated OER

That Rascal Pascal

For Teachers 4th
Fourth graders use the concept of number patterns to complete a portion of Pascal's Triangle as well as identify and describe the patterns represented.
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Lesson Plan
Curated OER

Pyrotechnics

For Teachers 3rd - 6th
Students discuss pyrotechnics and what they have noticed about their height and speed. They think about the path which fireworks follow which is a parabola. They follow multiplication patterns to determine the Zero Product Property and...
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Lesson Plan
Curated OER

You Gotta Have Heart

For Teachers 9th
Ninth graders investigate the concept of relations and interpret graphs and tables. They analyze given data and look for a pattern to determine if the numbers represent a function. Students practice solving scientific word problems that...
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Lesson Plan
Curated OER

Learning Birthdays With Chinese Calendar

For Teachers K
Students participate in a visual arts lesson that focuses on patterns used in a macaroni necklace that represents the students' birthdays in the Chinese calendar. They compare the Chinese calendar to the one used in America and look at...
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Lesson Plan
Curated OER

Impossible Graphs

For Teachers 6th - 8th
Young scholars distinguish between possible and impossible graphs of functions, and to learn why some graphs are impossible. They have practiced plotting functions on the Cartesian coordinate plane
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Lesson Plan
Curated OER

Follow That Graph

For Teachers 4th - 6th
Students investigate the graphs of six trigonometric functions. They discover how changes in the equation of the basic function affect the graph of the function.
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Lesson Plan
Curated OER

Geometry and Symmetry

For Teachers 4th - 6th
Students examine tessellations and their geometric properties. The lesson plan and discussions may be used to develop students' understanding of polygons and symmetry as well as their ability to analyze patterns.
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Lesson Plan
Curated OER

Create a Wrapping Cloth Design

For Teachers K - 2nd
Students create wrapping clothes using paper or cloth scraps being sure to find or make geometric shapes. They create a visually balanced composition including symmetry,and repeated patterns.
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Lesson Plan
Curated OER

Irregular Fractals

For Teachers 6th - 8th
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
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Lesson Plan
Curated OER

Speed + Graphing = Winners!

For Teachers 5th
Fifth graders take addition timed tests every day for a two week period. Using the data from the timed tests, they create a bar graph using Microsoft Excel computer software, a personal bar graph using graph paper and colored pencils,...
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Lesson Plan
Curated OER

Symmetry In Nature

For Teachers 6th - 12th
Students investigate the symmetry that is found in nature. They view shapes and patterns in nature while looking at images. Students look for tessellations while obtaining photographs with a digital camera. The information is used for...
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Lesson Plan
Curated OER

Visual Arts

For Teachers K
Students identify different kinds of lines in art and nature. They use continuous, curved line to create a drawing.
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Lesson Plan
Curated OER

Using Excel to Reference and Graph Live Data from a Web Site

For Teachers 6th - 8th
Students collect live buoy data about water temperatures in the Gulf of Mexico from the Internet and work individually to organize their data and create a line graph using Excel Spreadsheet. Students analyze their data and examine any...
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Lesson Plan
Curated OER

Too Bee Or Not To Bee

For Teachers K
Students recognize that bees are important in the reproduction of plants and to the survival of animals.  In this bee lesson, students become familiar with the parts of bees and how those adaptations help them pollinate plants. Students...
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Lesson Plan
Curated OER

The Consumer Price Index: A Measure of Inflation

For Teachers 7th - 9th
Students examine inflation over the years and learn to calculate how it changes over time. In this money management instructional activity, students learn how price changes affect their purchasing power, how to come up with strategies...
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Worksheet
Curated OER

Complex Analysis: Improper Integral

For Students Higher Ed
In this improper integral instructional activity, students evaluate improper integrals and its limits. They evaluate improper integrals using contour integration and define the Cauchy Principal Value. This two-page instructional...
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Lesson Plan
Curated OER

Triangle Exterior Angles Theorem

For Teachers 7th - 9th
Young scholars identify the measure of missing exterior angles. In this geometry activity,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
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Lesson Plan
Curated OER

Equations in the Park

For Teachers 3rd - 4th
Learners explore algebraic concepts using real life situations.  In this equations lesson, students develop strategies to solve missing number problems. Learners participate in a board game based on algebraic equations.
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Lesson Plan
Curated OER

Code Breakers

For Teachers 6th - 8th
Middle schoolers collect data and make a frequency table, change ratios into percents, and analyze data to make predictions.
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Lesson Plan
Curated OER

Falling Into Geometry Through Paper Art

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

Exploring Real Numbers

For Students 11th
In this algebra worksheet, 11th graders classify numbers as rational, irrational, integral and whole. They solve the equations and graph i ton a number line. There are 26 questions with an answer key.