Tri This!
Students investigate linear equations that form a triangle and determine which vertex is a solution to a system of equations.https://education.ti.com/en/activity/detail/tri-this_1
Working Hard or Hardly Working?
Students analyze univariate and bivariate data. Questions are posed for discussion, further research, and algebraic problem solving.https://education.ti.com/en/activity/detail/working-hard-or-hardly-working_1
Zeros of a Quadratic Function Application
Students use quadratic functions to find the width of a deck surrounding a rectangular pool.https://education.ti.com/en/activity/detail/zeros-of-a-quadratic-function-application
The Dirty Dawg Salon
In this activity, students will work through a scenario of a business venture involving washing dogs. They will translate fixed and variable costs to a cost function and make a decision about how much to charge to wash per dog. When the break-even point is found, students must interpret it to ans...https://education.ti.com/en/activity/detail/the-dirty-dawg-salon
Application of Slopes
Students will apply the concept of slope to a real-world problem about building a staircase. They will use the slope ratio, vertical change over horizontal change, to find the slope of staircase. Then, students will recognize how a positive or negative slope applies in a real-world situation.https://education.ti.com/en/activity/detail/application-of-slopes
Applications of Parabolas
In this activity, students will look for both number patterns and visual shapes that go along with quadratic relationships. Two applications are introduced after some basic patterns in the first two problems.https://education.ti.com/en/activity/detail/applications-of-parabolas_1
The "Great Pyramid" - Rate of Change
Students will explore different rates of change. Using the TI-Nspire students will be expected to make predictions based upon information that a Pharaoh has given. Students will explore points in a scatter plot of time and height on the building of a pyramid in ancient times. They will calcula...https://education.ti.com/en/activity/detail/the-great-pyramid--rate-of-change
Slopes with Starburst
Students will use Starburst to conduct an experiment that analyzes slope. The data will be entered into TI-Nspire and evaluated. Students explore concepts such as flat/steeper slopes and constant versus varied slope. Students also simulate distance versus time graphs using meter sticks and hot...https://education.ti.com/en/activity/detail/slopes-with-starburst
Vertex form of a Parabola
Students will use graphing technology to understand a quadratic function written in vertex form.https://education.ti.com/en/activity/detail/taks-vertex-form-of-a-parabola
Sums of Sequences
In this activity, students will develop formulas for the sum of arithmetic and geometric sequences. Students will then find the sum of sequences using the formulas developed.https://education.ti.com/en/activity/detail/sums-of-sequences_1
Here's Looking At Euclid
Students first use the familiar prime factorization method to calculate the GCD and LCM of two numbers. Second, they apply Euclid’s algorithm, an iterative process for finding the GCD, in conjunction with a formula for the LCM given the GCD. In order to use the algorithm, they must first grasp th...https://education.ti.com/en/activity/detail/heres-looking-at-euclid
Introduction to Absolute Value
In this activity students will explore the definition of absolute value using a number line, plot points to graph y = |x|, and use sliders to perform transformations with absolute value functions.https://education.ti.com/en/activity/detail/introduction-to-absolute-value
Recursive Sequences
In this activity, students will use the sequence mode of the graphing calculator to generate recursive sequences and then examine the values. They will also write recursive sequence formulas for given sequences.https://education.ti.com/en/activity/detail/recursive-sequences_1
Area of the Missing Square
In this activity, students will be introduced to an area model for representing a quadratic equation. Students will explore the relationship between the value of b and c, in y = x2 + bx + c, form of the quadratic equation. The relationship will be examined with integer and non-integer values in o...https://education.ti.com/en/activity/detail/area-of-the-missing-square_1
A Math Teacher’s Guide to Valentines Fun | Texas Instruments
...Piecewise activities Mathentine cards Classroom decor T-shirts Webinars Piecewise activities to get students buzzing When it comes to students practicing their math skills, piecewise activities are a great way to reinforce their knowledge of functions, limited domains and...https://education.ti.com/en/bulletinboard/2025/math-teachers-guide-valentines-day-fun
5 Springtime Math Resources for Teachers | Texas Instruments
... Try this: Print and laminate your decor items and save them for later in a binder or folder for easy set up all year long. What new combinations of math fun will you create? 2. Bring math to life with piecewise worksheets What’s bet...https://education.ti.com/en/bulletinboard/2025/fresh-spring-ideas
Circle Product Theorems
Students use dynamic models to find patterns. These patterns are the Chord-Chord, Secant-Secant, and Secant-Tangent Theorems.https://education.ti.com/en/activity/detail/circle-product-theorems_1
Midsegments of Triangles
In this activity, students will explore the properties of the midsegment, a segment that connects the midpoints of two sides of a triangle. First, students will construct and investigate one midsegment and the relationship of the new small triangle to the original triangle. Then, all three midseg...https://education.ti.com/en/activity/detail/midsegments-of-triangles_1
Interior & Exterior Angles of a Triangle
In this activity, students will measure interior and exterior angles of a triangle and make conjectures about their relationships.https://education.ti.com/en/activity/detail/interior--exterior-angles-of-a-triangle
Constructing Similar Triangles
Students investigate three different methods of constructing similar triangles.https://education.ti.com/en/activity/detail/constructing-similar-triangles
NASA - An Astronaut in Motion
To better understand how astronauts function in their suits and their environment, researchers at NASA Johnson Space Center’s Anthropometry and Biomechanics Facility (ABF) are studying motor control and evaluating human physical measurement, variation, and movement. To study human movement, ABF r...https://education.ti.com/en/activity/detail/nasa--an-astronaut-in-motion
Back to the Basics
Students learn and use the basic undefined terms and defined terms of geometry. The activity does include some drawing practice on the handheld.https://education.ti.com/en/activity/detail/back-to-the-basics
Application of a Circle: Angles and Arcs
Students use the properties of circles, angles, and arcs to help design a courtyard with a star-shaped design.https://education.ti.com/en/activity/detail/application-of-a-circle-angles-and-arcs
Basic Trigonometric Transformations
This lesson involves manipulating sliders to change the values of parameters in trigonometric functions and determining the effect that each change has upon the shape of the graph.https://education.ti.com/en/activity/detail/basic-trigonometric-transformations
TI-89 Titanium Operating System
The new functionality includes domain and graphing improvements, solving inequalities, solving equations involving vectors, nth root and log to any base functionality, implicit derivatives and gradian angle measure. TI Connect™ for Windows® or TI Connect™ for Macintosh® is req...This operating system (OS) version is a recommended update for all TI-89 Titanium units. The new functionality includes domain and graphing improvements, solving inequalities, solving equations involving vectors, nth root and log to any base functionality, implicit derivatives and gradian angle m...https://education.ti.com/en/software/details/en/6633925F6176419197BF6CA051F5F7B4/89ti89tioperatingsystem