Texas Instruments
Texas Instruments: Golden Rectangles
In this activity, students measure rectangles and calculate ratio between the sides. They compare the ratio to the Golden Ratio.
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Texas Instruments: Smart Shoppers
In this activity, students will compare ratios with different denominators, and then with common denominators. They will also find unit rates.
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Texas Instruments: Graphs of Quadratic Functions in Vertex Form
TI Explorations books has a great activity for TI InterActive! in graphing parabolas in vertex form. What if you don't have TI InterActive! or a lab to take your students, but you do have a class set of TI-83 or TI-84. This activity...
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Texas Instruments: Lemon "Juice"
"Juice" is a slang term sometimes used for electricity. Batteries are made up of one or more cells. Cells often consist of two different materials in a solution that are connected to each other by a wire. In this experiment, you will...
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Texas Instruments: Comparing Rate of Change for Skate Rental
Students will compare charges from two skate rental shops and, using data from their lists & graphs, determine the conditions required for one shop to be less expensive than the other.
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Texas Instruments: Math Today for Ti Navigator System Cropland Value Grows
Students will create a scatter plot for the data in the USA TODAY Snapshot, "Cropland value grows," and identify the independent and dependent variables for the data. The students will find the rate of change for the data and label this...
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Texas Instruments: Is What Should Happen What Will Happen?
Students will investigate the differences between theoretical and experimental probability.
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Texas Instruments: Plate Tectonics
This plate tectonic activity is designed to assess the comprehension of concepts related to the physical processes that shape the Earth's surface.
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Texas Instruments: Numb3 Rs: Spies Like Us
Based off of the hit television show NUMB3RS, this lesson focuses on a spy trying to penetrate a fort's entrance, which is subsequently being guarded by three sentries. One student controls the spy and has a choice of where to move;...
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Texas Instruments: Jason: How Do Pinnipeds Stay Warm?
From Shore to Sea: Pinnipeds have adapted to extreme weather conditions by developing layers of insulation materials. In this activity, students will perform an experiment to explore how different types of insulation materials work.
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Texas Instruments: Jason: Can You Breathe Like a Pinniped?
From Shore to Sea: Pinnipeds are marine mammals that spend a great deal of time in the water. Like all marine mammals, pinnipeds breathe air through their lungs. In order to breathe, they must come up to the surface for air.
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Texas Instruments: Points on the Perpendicular Bisector of a Segment
In this activity, students use the drawing and measurement tools of Cabri Jr., to learn and understand the concept of "equidistant from the endpoints of a segment." They observe the changes if they move a point on the perpendicular...
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Texas Instruments: Remember Me?
In this activity, students use the calculator to compute the value of expressions involving order of operations.
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Texas Instruments: More Input and Output
This procedural exercise demonstrates the use of the TI-86 in basic programming techniques.
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Texas Instruments: Elimination
This activity uses geometric examples to illustrate the method of elimination to obtain a Cartesian equation using the Computer Algebra System CAS tool.
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Texas Instruments: Random Remainders
Students explore the use of a calculator to investigate the relationship between divisors and remainders in whole-number division.
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Texas Instruments: Exponential Growth and Decay : M&m's Activity
In this activity, students use the TI InterActive! to model exponential growth and decay.
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Texas Instruments: Video Tutorial Using the Catalog Feature
This video tutorial shows you how to use the "CATALOG" functionality (found above the 0 key of the calculator.
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Texas Instruments: Ti 89 Activities for Pre Calculus and Ap Calculus
In this Computer Algebra System (CAS) activity, students use the statistical, graphical, and symbolic capabilities of the calculator to make it a powerful tool for investigating and developing mathematical concepts. Includes teacher...
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Texas Instruments: Polynomial Functions
In this set of questions, students will find the x-intercepts of a polynomial function, factor a polynomial, and determine the number of solutions of a polynomial equation. Questions are multiple choice and true/false; solutions are...
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Texas Instruments: Probability
Using the counting principle, permutations, combinations, probability, and odds, students will solve problems encountered in day to day experiences.
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Texas Instruments: Exploring Functions With Cas
In this activity students use the CAS tool to explore sin, cos, and tan functions. They expand the functions and find the domain. They also prove the conjectures.
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Texas Instruments: Getting Started With the Ti Navigator: Exploring Change
This activity introduces students to Activity Center. In this activity, students will explore change in the context of cellular telephone charges. Students will create a scatter plot showing that the rate per minute for a "pay as you go"...
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Texas Instruments: Sas Triangle Congruence
This activity will help learners visualize the construction of congruent triangles and conceptualize properties through measurement and movement of their construction. Students will need access to the TI-84 Plus Family.