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
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
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
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
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
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
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
Calculus Tools App for the TI-89 Titanium
The Calculus Tools App allows students to explore calculus concepts more in depth, than can be explored with their TI calculator alone.Students can interactively investigate applications of differentiation and compare numerical integration techniques! This free App allows students to explore calculus concepts more in depth, than can be explored with their TI calculator alone. Explore: Sequences Series Vector ca...https://education.ti.com/en/software/details/en/BD230769676A4CC0A42AFB247D22343D/89calculustools
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
MVT for Derivatives
The MVT relates the average rate of change of a function to an instantaneous rate of change.https://education.ti.com/en/activity/detail/mvt-for-derivatives
Euler's Method Introduction
Visualize the graph of an approximate solution to a differential equation and estimate a specific value of a solution.https://education.ti.com/en/activity/detail/eulers-method-introduction
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
Investigation of End Behavior
Students explore end behavior of rational functions graphically, algebraically, and by using tables. They will use multiple representations to look at values a given function approaches as the independent variable goes to positive or negative infinity. Tools are provided which support them in usi...https://education.ti.com/en/activity/detail/investigation-of-end-behavior
Comparing Exponential and Power Functions
Students will be able to use various graphical representations to determine which of two functions is greater for large values of x.https://education.ti.com/en/activity/detail/comparing-exponential-and-power-functions
Coin Toss
Students will run two experiments that simulate pouring out coins from a bag.https://education.ti.com/en/activity/detail/coin-toss_1
Stay Tuned Lab Sound Waveform Models
In this activity, students' will record the sound waveform of a tuning fork and analyze the waveform to determine frequency, period and amplitude information. They will model the waveform using trigonometric functions. This activity has been modified for TI-Nspire with the data in the activity file.https://education.ti.com/en/activity/detail/stay-tuned-lab-sound-waveform-models
Polar Coordinates
This lesson involves a brief introduction to the polar coordinate system.https://education.ti.com/en/activity/detail/polar-coordinates
Transitions
Students will explore converting rectangular equations to polar form and vice versa. Familiar trigonometric identities and circle relationships are applied in making the conversions.https://education.ti.com/en/activity/detail/transitions_1
Trig Proofs
Students perform trigonometric proofs and verifying each proof through graphing.https://education.ti.com/en/activity/detail/trig-proofs
Can You Hear Me Now?
Students will explore logarithmic equations relating to sound intensity and pH.https://education.ti.com/en/activity/detail/can-you-hear-me-now