Curated OER
He Said, She Said, So: What's the Point?
Not by the hair on my chinny chin chin! Upper graders and middle schoolers read the story The Three Little Pigs and other tales related to the story from various points of view. They use the Internet to find more stories...
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Count the Differences
Pupils find the difference between consecutive y-values on the calculator and write an equation that fits the data. They continue finding the differences in consecutive y-values using lists on their calculator. Learners...
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Using Symmetry to Find the Vertex of a Parabola
Learners engage in a instructional activity that is about finding the vertex of a parabola while using symmetry. They use the symmetry to find out where the two lines meet. The line is displayed with the help of a graphing calculator....
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Incenter of a Triangle
Tenth graders explore the properties of the incenter of a triangle. In this geometry lesson, 10th graders construct a triangle and the angle bisectors of each angle. The dynamic properties of Cabri Jr. allow students to locate and...
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Solving Systems by the Elimination Method
Pupils solve equations by elimination and use the TI to graph the lines and find the point of intersection.
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Bouncing Ball Experiment
Students collect data for a bouncing ball and select one bounce to analyze. They explore the relationship between velocity, position and acceleration. They seek out connections between the graphs and the physical motion of the ball.
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Vertex and Factored Form of Quadratic Functions
Students graph quadratic equations. In this algebra lesson, students solve quadratic equations by factoring. They identify the end behavior of the graph.
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Mathematics and the Art of M.C. Escher
Students discover the connection between Escher's art and mathematics. They give various presentations based on their study.
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Fair Games
Students participate in several chance activities and examine a few games for fairness. They become game designers who are asked to design a fair game for a toy company. Students must describe the rules for play and examine...
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Drawing a Triangle with Cabri Junior
Learners draw triangles on their graphing calculators using the Cabri Junior application. For this graphing calculator lesson, students follow step by step directions to create triangles on their calculator. They identify the type of...
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Are Taxes "Normal?"
Students explore the concept of normal distribution. In this normal distribution lesson, students find the normal distribution of taxes in the 50 US states. Students make histograms, frequency tables, and find the mean and median of tax...
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Rose Curve
Arcsine will be better understood and applied through prediction the number of petals on a rose curve using polar equations. Students relate rose curve to siusoidal functions using the Ti navigator.
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Solving Percents Problems
Students solve problems dealing with percents. For this algebra lesson, students convert between decimals and percents using factoring. They solve one step problems involving percents.
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What's Your Story
Students rewrite word problems using equations. In this algebra lesson, students relate the concept of equations and symbols to the real world. They graph their solutions on a graph and analyze it.
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Systems of Equations
Students solve problems using systems of equations. In this algebra lesson, students find the point of intersection of two lines. They use the TI Calculator to graph and see the point of intersection.
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Factoring
High Schoolers engage in a study of quadratic functions and focus upon the finding of equivalence and its connection between functions. They also practice factoring using the FOIL method while manipulating the equation. The lesson also...
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Little Red Corvette
Learners investigate the acceleration of a car. In this acceleration of a car instructional activity, students make a scatter plot of corvette acceleration data. Learners find a model to fit the data by taking the integral of...
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Got Complements? with Cabri Jr.
Learners use the axes and measure angle tool to explore and calculate complementary angles with Cabri Jr. They also identify what happens to the calculation as they drag the endpoint into a different quadrant. Finally, they label each...
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Connecting Translations, Reflections, and Rotations
Learners differentiate between translation, reflection and rotation. They explore the 3 types of transformation using Cabri Jr. and build on previous knowledge in this lesson.
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MVT for Integrals
Students identify the meaning of the Mean Value Theorem. In this calculus lesson, students solve problems using the definite integral. They calculate the average value of a function.
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Applied Fundamental Theorem of Calculus
Students apply the Fundamental Theorem of Calculus. For this calculus lesson, students identify the graphical connections between functions and accumulation functions. They use a TI to represent the functions.
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Variables on Both Sides
Young scholars solve equations with variables on both sides of the equations. In this algebra lesson, students use addition, subtraction, multiplication and division to solve problems. They combine like terms and identify the unknown.
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Visualiziing Equations
Students use visuals and words to solve equations. In this algebra lesson, students observe the necessary steps needed to add, subtract,multiply and divide to solve an equation. They graph their solution using the TI calculator.
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Graphing Linear Equations
Students graph linear equations. In this algebra activity, students perform transformation on linear equations. They identify the slope and y-intercept of each line.