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Interactive
Curated OER

Quadratic Equations

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students investigate the various methods that can be used to solve quadratic equations.  The one page interactive worksheet contains instruction, worked examples and five practice problems. ...
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Worksheet
Curated OER

Solving Quadratic Equations

For Students 11th
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations.  The six page worksheet contains instruction on topic, worked examples and five practice problems.  Answers are not provided. 
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Worksheet
Curated OER

Quadratic Formula

For Students 11th
In this Algebra II worksheet, 11th graders use the discriminant to determine the nature of the roots of a quadratic equation, determine the best method to use when solving a quadratic, and practice using the quadratic formula to...
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Worksheet
Curated OER

Factoring Quadratic Expressions

For Students 11th
In this Algebra II worksheet, 11th graders factor quadratic expressions.  The two page worksheet contains explanation of topic, worked examples, and three practice problems.  Answers are not included. 
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Lesson Plan
Curated OER

Women in Mathematics: History to Today

For Teachers 7th - 12th
Students investigate important women in Mathematics.  For this middle or high school mathematics lesson, students research the accomplishments of women that played an important role in the history of mathematics or women currently...
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Lesson Plan
Curated OER

Unit Circle Triangle

For Teachers 11th - 12th
Learners find the different ratios of a right triangle. In this geometry lesson, students apply the concept of the Pythagorean theorem as they identify the different angles and parts of a Unit Circle. They find the ratios of sine,...
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Worksheet
Curated OER

Algebra II - Lesson 9.4: Operations with Functions

For Students 9th - 12th
In this composition functions worksheet, students solve 1 short answer problem. Students find f(g(-3)) given the f(x) and g(x) functions.
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Lesson Plan
Curated OER

Investigating the properties of a circle

For Teachers 7th - 10th
Students use wax paper to look at different properties of circles such as chords, tangent lines, inscribed angles, and inscribed angles in a semi-circle, as well as finding the center of the circle, and use GSP to investigate cyclic...
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Lesson Plan
Curated OER

Parallax

For Teachers 9th - 12th
Students discover how astronomers used the diameter of the Earth's orbit around the Sun as a baseline for estimating the distance of some stars, and the meaning of "Parsec" and "light year."
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Lesson Plan
Curated OER

Look at It from the Right Angle

For Teachers 8th - 12th
Students investigate how geometry can be used in the field of fitness and physical performance. They view a video that demonstrates how doctors and therapists mention geometry as they treat sports-related injuries.
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Worksheet
Curated OER

High School Mathematics Problems from Alaska: Reading a Graph: Azimuth Range vs. Day in Barrow, Alaska

For Teachers 9th - 12th
High schoolers focus on reading and interpreting information from a graph.
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Lesson Plan
Curated OER

Algebra II: Crickets-Nature's Thermometer

For Teachers 9th - 12th
Students translate functional relationships into equations to answer questions. Students answer questions using different representations of the relationships: function rules, graphs of the function, tables of values, and equations and...
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Lesson Plan
Curated OER

Parabolas in Flight

For Teachers 9th - 12th
Students utilize a trajectory formula in order to discover the physics of a thrown ball.  In this physics lesson, students videotape the trajectory of a thrown ball or basketball shot and analyze the action by breaking the video down...
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Worksheet
Curated OER

Periodic Functions

For Students 11th - 12th
In this Pre-Calculus worksheet, students solve problems involving periodic functions.  The three page worksheet contains twenty-three problems.  Answers are not provided. 
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Worksheet
Curated OER

Families of Functions

For Students 11th
In this Algebra II learning exercise, 11th graders shift the absolute value function horizontally and vertically, stretch and shrink, and reflect parent function. The two page learning exercise contains three problems. Answers are not...
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Lesson Planet Article
Curated OER

Exploring Functions with Calculus and Dynamic Software

For Teachers 11th - Higher Ed
Calculus can be project-based and inquiry-centered by using dynamic software.
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Lesson Planet Article
Curated OER

Connect the Mathematical Dots

For Teachers 8th - 11th
Teachers can choose visual activities that demonstrate the elegance associated with the coordinate plane.
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Lesson Plan
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NASA

Space Vectors

For Teachers 10th - 12th
How do you determine the position coordinates of objects in space? Using the provided worksheet, class members determine the location of the space shuttle based upon its spherical coordinates from the Dryden Flight Research Center.

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