Curated OER
Visual Fractions
Leanrers observe models of fractions and use a calculator to represent numbers as decimals, fractions, and percents. They participate in calculator activities to view different representations of the same number.
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The Derivative as a Limit
Students investigate derivatives. In this calculus lesson plan, students investigate the derivative as a limit through the use of the TI-89.
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Circles all Around
Middle schoolers investigate circles. In this middle school mathematics lesson, students explore the relationship between the diameter of a circle and its circumference.
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.
Texas Instruments
Exploring Tangents
Explore the concept of tangent lines. In this tangent line lesson, learners graph a circle and two lines on their graphing calculator using Cabri Jr. High schoolers construct the lines so that they both intersect at a given point and are...
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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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To the Moon
Pupils explore circumference manipulating Moon Pie wrapper. In this geometry lesson, they manipulate snack wrappers to find circumference, diameter, radius and distance.
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Dimensions and Area
Learners explore the area of rectangles in this middle school geometry lesson. They will investigate the relationship between a change in the dimensions of a rectangle and the change in the corresponding area. Learners also investigate...
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TI Workshop Presentation Guide for "Preparing for Proofs"
Pupils discover proofs using the TI in this geometry lesson. They collect data from newspaper and magazines and analyze their data using the TI, relating it to proofs.
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Traditional Copy an Angle - Compass Construction Using Cabri Jr.
Learnerss explore geometric construction in this geometry instructional activity. They will investigate the traditional construction for copying an angle using Cabri Jr. in lieu of paper and pencil construction. The instructional...
Texas Instruments
What's the Scale?
Pupils will analyze scales as related to models and real life in this geometry instructional activity. They work together to compare the dimensions on a model as compared to the real building.
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Count Them Up
Pupils calculate area using the geoboard application on their calculators. They use a TI-73 calculator to find the areas of the shapes provided in the accompanying worksheet. Screen shots and instructions for creating shapes in the...
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Advanced Algebra with the TI-89
Pupils investigate the formulas for volumes of various solids using the Ti-89 calculator. The lesson focuses on the keying sequences necessary to embed the required volume formula in a program which is then used in the problem solving...
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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.
Texas Instruments
NUMB3RS Activity: Narrowing the Search
High schoolers explore the length of an n-dimensional vector. In this Algebra II/Pre-calculus instructional activity, students investigate an expansion of the Pythagorean Theorem to n-dimensional space.
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Getting Triggy With It
The concept of sine and cosine is explored in this activity where high schoolers graph sine and cosine graphs using a transformation application on the graphing calculator. Students change the coefficients for the amplitude, period,...
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Linear Systems and Calories
Students define and graph properties of linear equations. In this algebra instructional activity, students write systems of equations to represent functions. They relate linear equations to the real world.
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Teaching and Learning Through Objects
Students identify and interpret the function, usefulness or utitlity, form, beauty or aesthetics, and meaning, context or story, of objects and how they learn new skills and make things that they learn traditionally, by observation and...
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Evaluation Expressions
High schoolers explore algebraic expressions in this Algebra I lesson. They evaluate expressions using paper and pencil and then use the TI-83 to provide immediate reinforcements.
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How using number patterns help us add or subtract
Second graders use a number line to understand multiples. In this number line lesson, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
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Visual Arts
Students identify different kinds of lines in art and nature. They use continuous, curved line to create a drawing.
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Ordering Fractions
Second graders use shapes to create various fractions. In this fractions lesson, 2nd graders define a fraction, visit a website where they make fractions using various shapes, and use a fraction square set to create and name fractions.
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Quick Stats with Quick Poll
Learners analyze data using bar graphs and the TI in this statistics instructional activity. They investigate quick polls and graph the data using different properties of statistics. This assignment requires a TI Navigator.
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Early forms of Money
Students become familiar with the importance of money now and the forms of money used in the past. In this money lesson, students investigate the cour characteristics of money: portable, divisible, durable and acceptable. Students...