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Lesson Plan
Curated OER

Proportions in Stories

For Teachers 8th - 10th
Learners solve problems dealing with ratios and proportions. In this algebra activity, students rewrite word problems using equations and symbols. They correctly convert between percents and decimals.
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Lesson Plan
Curated OER

Slope and Tangent

For Teachers 9th - 11th
Students differentiate between the slope and the tangent of the horizontal. In this precalculus lesson, students examine slopes created by tangent lines. They observe the angle formed using properties of the unit circle.
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Lesson Plan
Curated OER

Cell Phone Plans

For Teachers 7th - 9th
Students relate the use of a cell phone to math. In this algebra lesson, students collect data on the usage of their phones and plot it. They analyze the graph and make predictions based on the rate per minute.
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Lesson Plan
Curated OER

Optimization For Breakfast

For Teachers 8th - 11th
Students identify he proportion of a cereal box. In this algebra lesson, students define the relationship between patterns, functions and relations. They model their understanding using the cereal box.
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Worksheet
Curated OER

Parallel and Perpendicular Lines

For Students 9th - 11th Standards
Young geometers get some solid skills practice in evaluating slopes. Beginning with the basics of slope through two points and progressing through properties of parallel and perpendicular lines, the building of skills is gradual and...
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Lesson Plan
Curated OER

Graphing Quadratic Equations

For Teachers 8th - 12th
Review the form of a quadratic function, and the parabola it creates. Continue on with the whole group to work through a mini-lab, practicing how to graph quadratic equations with one variable. The goal of this lesson is for the group...
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Interactive
Curated OER

Graphing of Functions Using First and Second Derivatives

For Students 11th - 12th
In this calculus worksheet, students solve problems using the first and second derivatives. They define the behavior of the function based on the derivative. There are 11 questions with an answer key.
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Lesson Plan
Curated OER

Graphs and Transformations of Functions

For Teachers 8th - 10th
Is it possible to solve quadratic equations by factoring? It is, and your class will graph quadratic equation and functions too. They perform transformation on their graphs showing increasing and decreasing intervals, domain, and range....
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Worksheet
Curated OER

The Slope of Parallel and Perpendicular Lines

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students examine slope to determine if the given lines are parallel or perpendicular.  Students determine the equation of lines that are either parallel or perpendicular to the given line.  The two...
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Worksheet
Curated OER

Graphing and Properties of Parabolas

For Students 9th - 12th
In this graphing worksheet, students identify the vertex, axis of symmetry, and direction of the opening of a parabola.  They graph given equations.  This four-page worksheet contains 18 problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Parallel and Perpendicular Lines

For Students 9th - 10th
In this algebra/geometry worksheet, learners investigate the slopes and equations of parallel and perpendicular lines.  The two page worksheet contains a combination of eleven multiple choice and free response questions.  Solutions are...
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Worksheet
Curated OER

Writing Linear Equations

For Students 11th - 12th
In this algebra worksheet,students solve linear equations and graph their answers on a number line. There are 24 questions with an answer key.
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Worksheet
Curated OER

Solving Systems of Inequalities

For Students 9th - 11th
In this algebra worksheet, students solve systems of inequality using the graphing method. There are 5 questions with lots of examples and an answer key.
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Worksheet
Curated OER

Scientists Track the Rising Tide

For Students 9th - 11th
In this tracking the rising tide learning exercise, students use the data in a graph showing the seal level change versus time from 1900 to 2000 to answer 3 questions about the rising tides. Students determine the slope of a line drawn...
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Lesson Plan
Curated OER

Basic Algebra and Computers: Spreadsheets, Charts, and Simple Line Graphs

For Teachers 5th - 12th
Students, while in the computer lab, assess how to use Microsoft Excel as a "graphing calculator." They view visual representations of line graphs in a Cartesian plane while incorporating basic skills for using Excel productively.
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Worksheet
Curated OER

Further Differentiation

For Students 11th - Higher Ed
In this further differentiation worksheet, students solve and complete 7 various types of problems. First, they sketch the graph of each equation using a stationary point. Then, students find the stationary points of each and describe...
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Worksheet
Curated OER

Parabolic Equations

For Students 11th - 12th
In this parabolic worksheet, learners write an equation of a parabola which satisfies given conditions. They match equations to the correct graph. Students identify the vertex, domain and range of an equation. This one-page worksheet...
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Lesson Plan
Curated OER

Trigonometry Practice

For Teachers 11th - 12th
In this trig worksheet, students draw graphs of trig functions and identify the cycle of the function. They discuss period and phase shift. There are 9 questions with an answer key.
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Worksheet
Curated OER

Writing Equations of Parabolas

For Students 10th - 11th
In this algebra activity, students are given the vertex and focus of each parabola and asked to write the equation of the parabola. They are given the directrix and vertex and asked to write the equation of the parabola. There are 24...
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Worksheet
Curated OER

Periodic Functions

For Students 10th - 12th
In this calculus learning exercise, students identify important rules and properties of the unit circle. They differentiate between polar and complex coordinates. There are 20 questions about the unit circle.
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Lesson Plan
Curated OER

Linear and Exponential Models

For Teachers 9th - 12th
High schoolers investigate the differences between linear and exponential models.  In this linear and exponential models lesson, students make a table of given data.  High schoolers determine if the data is linear or exponential by...
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Worksheet
Curated OER

Linear Inequalities

For Students 9th - 11th
In this linear inequalities activity, students solve and graph systems of inequalities on a coordinate plane. Examples and explanations are provided. This five-page activity contains 32 problems. Answers are provided at the end of the...
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Worksheet
Curated OER

Cartesian Geometry

For Students 9th - 11th
In this geometry worksheet, learners plot coordinate pairs and connect the points to create different shapes. They give th shapes its polygon's name. They differentiate between simple functions and rectangular hyperbola.
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Lesson Plan
Curated OER

Order of Operations

For Teachers 9th
Ninth graders investigate the order of operations.  In this Algebra I lesson, 9th graders explore the rules of arithmetic and algebra as they review and practice simplifying increasingly complex numeric expressions using the order of...

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