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Lesson Plan
Curated OER

The Apple Orchard Problem

For Teachers 11th - 12th
Students explore various approaches to solving a problem of maximizing the total production of apples in an orchard. In this apple orchard instructional activity, students collect data in order to solve the apple orchard problem...
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Lesson Plan
Curated OER

Exercise Set 1.5: Inverse Functions

For Teachers 11th - Higher Ed
In this inverse functions worksheet, students review inverse functions. They solve 66 questions. Problems cover a wide variety of types. Students graph functions and their inverses, they identify one-to-one functions and the domains and...
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Lesson Plan
Curated OER

Exploring the Orthocenter of a Triangle

For Teachers 9th - 12th Standards
Young mathematicians explore the concept of triangles as they construct altitudes of triangles to find the orthocenter. Learners construct their triangles using Cabri Jr. on their graphing calculators and find that the altitudes of a...
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Lesson Plan
Curated OER

2D Grpahing Functions

For Teachers 9th
For this algebra worksheet, 9th graders graph linear equations using a line. They find values for x and y and plot them on a coordinate plane to make a line. There are 6 questions.
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Lesson Plan
Curated OER

Nonlinear Inequalities

For Teachers 11th
In this Algebra II worksheet, 11th graders solve nonlinear inequalities, graph the solution set on the number line, and write the solution in interval notation.  The one page worksheet contains thirty-eight problems.  Answers are provided. 
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Lesson Plan
Curated OER

Energy and Changes of State

For Teachers 8th - 9th
Learners complete a variety of labs to help them explain how energy affects the changes in states of matter. They also be required to collect and record data, graph data, and apply interpretations of that data.
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Lesson Plan
Curated OER

Do the Elephants Need Sunscreen? A Study of the Weather Patterns in Etosha

For Teachers 6th - 8th
Students analyze the weather patterns in Namibia. They create a graph of the yearly temperatures and use the internet to gather information. They discuss how the weather goes in cycles in the area.
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Lesson Plan
Curated OER

Wrapping It All Up

For Teachers 9th - 12th Standards
Through learning how to examine linear, quadratic, and exponential functions, students explore the effects of changes in parameters on the graphs of linear, quadratic, and exponential functions.  The lesson is designed to be a review of...
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Lesson Plan
Curated OER

Reflections in the Plane

For Teachers 9th - 12th Standards
Have your class explore the concept of reflections as they use Cabri Jr. to construct a triangle and reflect it over a line. Learners reflect shapes across the coordinate plane and across the lines y = x and y = -x.
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Lesson Plan
Curated OER

The Phone Bill Problem

For Teachers 9th - 11th
Students write an equation for a linear function. For this algebra lesson, students collect data, plot it and graph it. They identify the equation of the graphed data and define the slope and y-intercept of the graph.
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Lesson Plan
Curated OER

The Best Friend of Charleston, The Charleston Railroad

For Teachers 3rd
Third graders explore the Charleston Railroad. In this South Carolina history lesson, 3rd graders examine the impact of the rail line on economy and citizens of the state. Students create posters to advertising the railroad line that...
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Lesson Plan
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Inequalities Mixed Review

For Teachers 9th - 11th
Students graph compound inequalities. In this algebra lesson, students solve equations with inequalities and graph the results on a number line. They distinguish between "or" and "and"    
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Lesson Plan
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Quadratics and Parabola

For Teachers 11th
In this algebra worksheet, 11th graders graph parabolas using the vertex and axis of symmetry. They apply parabolas to word problems as it applies to paths taken. There are 4 problems with an answer key.
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Lesson Plan
Curated OER

Celsius to Fahrenheit

For Teachers 9th - 11th
Students convert degrees between two different units. In this algebra instructional activity, students graph linear equations and identify the line of best fit. They use their line of best fit to make predictions given a set of data.
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Lesson Plan
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Critical Points

For Teachers 9th - 12th Standards
Young scholars identify critical points on a graph. In this calculus lesson, students graph their equations on the TI calculator. They zoom in and out to identify the critical points.
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Lesson Plan
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Parametric Races & Slopes

For Teachers 9th - 12th Standards
Learners investigate the slopes and parametric equations. In this calculus lesson, high schoolers solve parametric equations with specific parameters. They relate lines and slopes based on the derivative of the equation.
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Lesson Plan
Curated OER

Function or Not a Function

For Teachers 9th - 12th Standards
Graphing linear equations on the TI is easy! Through examination of graphs and identification if it is a function or not, this lesson can relate to the real world.
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Lesson Plan
Curated OER

Alternate Interior Angles

For Teachers 9th - 12th Standards
Label angles of parallel lines to analyze the angles created by a transversal and two parallel lines. They graph their lines and observe the similarity and difference in the angles.
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Lesson Plan
Curated OER

Measuring Rainfall and Relationships Between pH, Alkalinity and Suspended Solids in the Pago River

For Teachers 11th
Eleventh graders test the pH and alkalinity of Pago River. In this ecology lesson, 11th graders collect data and use spreadsheet to graph results. They analyze and share their findings with the class.
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Lesson Plan
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After the Garbage Can: Where Does Our Trash Go?

For Teachers 7th - 12th
Students explore how waste disposal has changed over time and what the current issues are.  In this disposal instructional activity students collect data and create graphs.
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Lesson Plan
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You Must Still Think Yourself, CAS Can Only Help

For Teachers 9th - Higher Ed Standards
Have the class learn about and make conjectures about a line intersecting a cubic.  In this making conjectures about a line intersecting a cubic lesson plan, students draw lines that intersect a cubic at three different points.  Students...
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Lesson Plan
Curated OER

Writing Equations from a Table

For Teachers 9th - 10th
Students use coordinates in a table to write equations. For this algebra lesson, students discuss rate of change as it relates to slope and x and y values. They plot the points from a table to graph their lines and write an equation for...
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Lesson Plan
Curated OER

Circles and Angles

For Teachers 9th - 11th
Learners identify tangents, chords and secants. In this geometry lesson, students graph circles and identify angles created by secant lines, tangent lines and chords.
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Lesson Plan
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Newton's Method

For Teachers 9th - 12th Standards
Student approximate the roots of E using Newtons Method. In this calculus lesson, students calculate the equation of tangent a line. They use the TI to visualize the tangent line.

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