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
Trigonometric Patterns
Students will use the unit circle to examine patterns in the six trigonometric functions.https://education.ti.com/en/activity/detail/trigonometric-patterns
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
Celebrate Pi Day With Unlimited Fun | Texas Instruments
... Are you a fan of the TI-Nspire™ CX II graphing calculator? If so, we have some extra insPIration just for you! Here are two of our favorites: Comparing Pi and Roots In this middle school math activity, students explore how the Pythagorean Theorem and the circumference of a circle can be...https://education.ti.com/en/bulletinboard/2025/celebrate-pi-day
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
Once and For All...Absolutely
The activity is designed to be a lesson in solving absolute value inequalities. The intent is to distinguish the kinds of solutions that absolute value inequalities have and the forms of stating the solutions. More importantly the activity considers two methods of solutions: a graphing method and...https://education.ti.com/en/activity/detail/once-and-for-all---absolutely
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
Points on a Perpendicular Bisector
Students will explore the relationship between a line segment and its perpendicular bisector. The concept of a point that is equidistant from two points is illustrated.https://education.ti.com/en/activity/detail/points-on-a-perpendicular-bisector
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
Are You Normal Size?
Students use established body proportions to see if their own proportions are normal.https://education.ti.com/en/activity/detail/are-you-normal-size
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
Polynomial Root Finder App for the TI-89 Titanium
Extend the benefits and functions of the TI-86 to your calculator! Unique solutions, or a representation of the infinite set of solutions is provided for better comprehension of polynomial concepts.Extend the benefits and functions of the TI-86 to your calculator! Unique solutions, or a representation of the infinite set of solutions is provided for better comprehension of polynomial concepts. Students can: Easily enter coefficients for, and graph polynomials up to degree 30 ...https://education.ti.com/en/software/details/en/0FE5BAA252FD4BB7BD6B12AB8B1763D6/89polynomialrootfinder
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
Guidebooks: TI Graphing Calculators | Texas Instruments
...guidebooks TI graphing calculator guidebooks View the product manual for your TI graphing calculator. TI-84 Plus CE Python graphing calculator Get to know your TI-84 Plus CE Python model. Download the guidebook you need to use this Python-enabled graphing calculato...https://education.ti.com/en/product-resources/guidebooks/graphing-calculators
Continuity and Differentiability 1
Explore piecewise graphs and determine conditions for continuity and differentiability.https://education.ti.com/en/activity/detail/continuity-and-differentiability-1
Position, Distance, Velocity
Provide a position function to "drive" the rectilinear (straight line) horizontal motion of an object.https://education.ti.com/en/activity/detail/position-distance-velocity
T³™ Regional Summit: Buffalo, NY | Texas Instruments
...ludes your choice of one of the following: TI-Nspire™ CX II CAS graphing calculator and TI-Nspire™ CX Premium Teacher Software. TI-84 Plus CE Python graphing calculator and TI-SmartView™ CE emulator software for the TI-84 Plus graphing family. What to expect from your T³™ Regional Summit...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/regional-summits/2025-buffalo-ny-summit
Solids of Revolution - Disks
Use visual representation of solids of revolution to find the exact volume of the solid.https://education.ti.com/en/activity/detail/solids-of-revolution--disks
Visualizing Solids of Revolution - Washers
Use visual representation of solids of revolution to find the exact volume of the solid.https://education.ti.com/en/activity/detail/visualizing-solids-of-revolution--washers
T³™ Regional Summit: New Hampshire | Texas Instruments
...ludes your choice of one of the following: TI-Nspire™ CX II CAS graphing calculator and TI-Nspire™ CX Premium Teacher Software. TI-84 Plus CE Python graphing calculator and TI-SmartView™ CE emulator software for the TI-84 Plus graphing family. What to expect from your T³™ Regional Summit...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/regional-summits/2025-new-hampshire-summit
Breaking Up is Not Hard to Do
In this activity, students will split rational functions into sums of partial fractions. Graphing is utilized to verify accuracy of results and to support the understanding of functions being represented in multiple ways.https://education.ti.com/en/activity/detail/breaking-up-is-not-hard-to-do_1