Curated OER
Implicit Differentiation
Pupils explore the concept of derivatives. They use implicit differentiation to determine points on a graph where a tangent line is horizontal, vertical, or oblique. Finally, learners find the derivative of a polynomial by...
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Quartic Inflection
Learners use their TI-89 calculator to find properties of the quartic polynomials. The instructional activity includes detailed instructions along with screen shots of the graphing calculator display.
Texas Instruments
Cabri Jr. Inscribed and Central Angles
Learners will differentiate between inscribed and central angles in this geometry lesson. They answer questions dealing with circles as they relate to inscribed triangles and angles. This assignment includes a printable worksheet.
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Coming Clean About Showering Time
Learners measure objects using the Cabri Jr. application in this technology lesson. Your class will explore the TI-83 and 84 incorporated with Cabri Jr. to solve business related problems. This is a technology based lesson.
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Exploring Geometry and Algebra using Cabri Jr. Application.
Learners solve geometric problems with algebra and graphing in this lesson. They will prove the bisectors theorem using the Cabri Jr. application, which requires Cabri on their TI.
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Triangles: Triangle Inequalities
Using SketchPad on their calculators to construct triangles, students measure exterior angles and remote interior angles of their constructed triangle. Students develop the triangle inequality from observation and exploration with their...
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Reference Angles
Learn how to measure the reference angles in degrees and radians. Young scholars find reference angles that are coterminal with a given angle.
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Match Me!
Young learners explore motion graphs in this instructional activity. They investigate distance-time plots as they move in a specific way in front of the CBR in an attempt to make a motion plot that matches a given plot. Pupils explore...
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Approaching Limits
With the assistance of their Ti-84/Ti-83 Plus calculators, students develop a foundation for the limiting process as well as estimate limits from graphs and tables of values. They view how a function behaves as the input approaches a...
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Average Rate of Change, Difference Quotients, and Approximate Instantaneous Rate of Change
Pupils, with the assistance of their TI-84 Plus / TI-83 Plus calculators, distinguish meanings from right, left and symmetric difference quotients that include rate of change and graphical interpretations. They utilize symmetric...
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Exploring Complex Roots
In exploring the concept of complex roots, students find the axis of symmetry and roots of parabolas. Then, they discuss what makes a solution complex and how to identify functions with complex roots.
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Nested Similar Triangles
Nested triangles have been created so that they share a common vertex and vertex angle. Learners drag the endpoints of the side that is opposite the common angle to discover the conditions that make the nested triangles similar. When...
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Scale Factor Area Perimeter
Mathematicians compare triangles at different scales. In this geometry lesson plan, high schoolers calculate the area and perimeter of triangles. They use the Ti to make observation of the change that takes place as the triangles are...
Texas Instruments
Points, Lines, and Planes
Students solve problems dealing with points, lines and planes. For this geometry lesson, students differentiate between parallel lines and planes. They find the intersection of lines and planes.
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Area Measures and Right Triangles
Your class will investigate the relationship among different triangles. This geometry lesson, demonstrates how to make a connection between triangles and the Pythagorean Theorem. They identify the missing side or angle of a triangle.
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Jumping Addition
Students add and jump using a number line. In this jumping addition lesson students solve addition problems. Students work with a partner to solve a series of addition problems.
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Polar Graphs
Students graph polar graphs. In this calculus lesson, students convert between polar and rectangular coordinates. They graph their solution on the TI calculator and make observations.
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Counting Chart
Elementary learners discover counting through a counting chart. In this math lesson plan, students identify numbers 1-100. They then point or recite their counting numbers.
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Estimation
Fourth graders view a variety of rice products and calculate their cost. In this rice math lesson plan, 4th graders estimate cost and multiply to find 8 of each item. Students estimate using different amounts of rice products. Students...
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How Many: A Trivia Worksheet
In this trivia instructional activity, students will answer twenty trivia questions with a number. Each question asks about an amount of something.
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Creating a Cyclic Quadrilateral
Identify and make conjecture about properties of cyclic quadrilaterals. High schoolers use the TI Navigator to create different shapes and draw conclusions.
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Algebra Nomograph
Investigation of a nomograph teaches students to determine the rule of a function by examining the input and output values. Students use a nomograph on their Ti-Nspire to determine the function rule. Students make a scatter plot of...
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Investigation - What Does 1,000 Look Like?
Second graders determine what 1,000 items look like. In this math investigation lesson, 2nd graders collect 1,000 items and determine the best way to count them by tens and hundreds. They can use stickers on notecards to count to 1,000....
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Writing Equations of Parabolas in Vertex Form
Pupils use their knowledge of the vertex form of a quadratic equation to graph parabolas using a graphing calculator, given a specific move to make. this lesson may be used as a review or as extra practice, in groups or individually.