Finding Pi
Students discover that pi is the ratio of a circle's circumference to its diameter using manipulatives and the Nspire's data capture feature. This activity can be accomplished individually or in groups of 2 or 3.https://education.ti.com/en/activity/detail/finding-pi
How to Find the Center of a Circle Determined by Three Non-Collinear Points
...roblem 3 worksheet guides the novice user to perform the task using the TI-Nspire handheld. Several of the calculator tools and utilities are used in completing the activity to find the center and measure the radius of the circle. Problem 4 includes instruction for writing the equation of the cir...https://education.ti.com/en/activity/detail/how-to-find-the-center-of-a-circle-determined-by-three-noncollinear-points
F Distribution
Students study the characteristics of the F distribution and discuss why the distribution is not symmetric (skewed right) and only has positive values. Students then use the Fcdf command to find probabilities and to confirm percentiles. They move on to find critical values and then compute a conf...https://education.ti.com/en/activity/detail/f-distribution_1
Square it Up!
Students investigate the method of least squares by adding the squares to a scatter plot and moving a line to find the minimum sum. Then they compare their line to the built-in linear regression model.https://education.ti.com/en/activity/detail/square-it-up
But What Do You Mean?
...adsheet and the mean command). Students also use these methods to find the mean when given the frequencies of each number in a list. Lastly, they discover that the same method can be used to find the weighted mean of a set of numbers. An optional extension has students explore how to calculate ha...https://education.ti.com/en/activity/detail/but-what-do-you-mean
Graphs of Polynomial Functions
The activity begins by having students compare functions to introduce the concept of end behavior. Then they graph cubics and quartics, noting the respective end behaviors for positive and negative leading coefficients. Finally, they compare quadratics to quartics and cubics to quintics to discov...https://education.ti.com/en/activity/detail/graphs-of-polynomial-functions
Investing in Your Future - Using Spreadsheets to Make Comparisons
This activity provides students the opportunity to make financial decisions based on different investment scenarios. Students will use the spreadsheet application of the TI-Nspire calculator to compare the results of investing in a certificate of deposit or a Money Market Account. Students will p...https://education.ti.com/en/activity/detail/investing-in-your-future--using-spreadsheets-to-make-comparisons
Graph Sine and Cosine
Student will use the unit circle coordinates and angles to create the data that they will use to graph the sine and cosine functions and show the data is on the graph of them. The students will move a point in a graph to manually collect the data needed to make the graph. They will edit spreads...https://education.ti.com/en/activity/detail/graph-sine-and-cosine
Quadratic Formula and Discriminant
This interactive quiz first steps students through the derivation of the quadratic formula by completing the square, and then generates random quadratics for which students need to show the steps of solving by first finding the value of the discriminant, and then using it in the formula. There ar...https://education.ti.com/en/activity/detail/quadratic-formula-and-discriminant
FormulaPro
...olving. It comprises a Equation Solving part (700+ equations grouped into 16 subjects/categories) and a Reference part. Made entirely in Lua, it provides the user a great equations-database browsing experience and an easy-to-use formula solver and reference part to quickly access "common" know...https://education.ti.com/en/activity/detail/formulapro
Plane Mirrors
In this lesson, students will investigate the relationship between an object and its image in a plane mirror. Understanding how plane mirrors work provides a useful scaffold for understanding more complex situations, such as those involving concave and convex mirrors.https://education.ti.com/en/activity/detail/plane-mirrors
The Discovery of Pi
The Discovery of Pi With Cabri Jr., and hands on materials Students will measure the diameter and circumference of various round objects and compare them to determine pi. They will then perform this acivity again utilizing the Cabri Jr. App on the TI 84 Calculator.https://education.ti.com/en/activity/detail/the-discovery-of-pi
NUMB3RS - Season 3 - "Spree" - A Pursuit Curve Problem
In "Spree", two lovers have committed a series of crimes at various locations. Agents Eppes and Edgerton have plotted a map of their movements and have enlisted Charlie's help in trying to detect a pattern. Charlie says that the map shows only half of the story, and this pattern 'is a variation o...https://education.ti.com/en/activity/detail/numb3rs--season-3--spree--a-pursuit-curve-problem
Taxicab Geometry
Students begin a study of taxicab geometry by discovering the taxicab distance formula. They then use the definition of radius to draw a taxicab circle and make comparisons between a circle in Euclidean geometry and a circle in taxicab geometry. Lastly, they construct taxicab perpendicular bisect...https://education.ti.com/en/activity/detail/taxicab-geometry_1
NUMB3RS - Season 2 - "Better or Worse" - Creating Random Numbers
Random numbers are used every day in many different ways. Banks use random numbers to make codes to send information over the internet; lotteries use random numbers to choose winners; computer games use random numbers to determine what will happen next. Depending on their use, it may be important...https://education.ti.com/en/activity/detail/numb3rs--season-2--better-or-worse--creating-random-numbers
A Move in the Right Direction
Students physically provide motion data that is collected by a CBL™ and then graph the data. They determine if they "moved in the right directions" by comparing their graph with those printed in the activity.https://education.ti.com/en/activity/detail/a-move-in-the-right-direction
Black-Scholes Option Pricing Model
In this activity, students will deal with the Black -Scholes formula, that can be used to determine the fair value of a call option. A call option gives its holder the right to purchase an asset at a predetermined price and time. Students will determine which call option should be purchased and w...https://education.ti.com/en/activity/detail/blackscholes-option-pricing-model
Copying an Angle
Explore relationships (including congruence and similarity) among classes of two- and three-dimensional geometric objects, make and test conjectures about them, and solve problems involving them. Bullet 1 Construct an angle and find it's degree measure.Bullet 2 Use the Compass tool to replicate t...https://education.ti.com/en/activity/detail/copying-an-angle
Parametric Equations and Graph Data Bases
Parametric equations are equations that express the coordinates x and y as separate functions of a common third variable, called the parameter. You can use parametric equations to determine the position of an object over time.https://education.ti.com/en/activity/detail/parametric-equations-and-graph-data-bases
How Fast Is Your Racer
Students become familiar with collecting and analyzing linear data. Students first perform a manually linear fit to their collected data, and are then introduced to the linear regression analysis capabilities of the calculator. The time taken for mousetrap racers to cover predetermined distances ...https://education.ti.com/en/activity/detail/how-fast-is-your-racer
Solution 37820: Troubleshooting a TI-Innovator™ Hub that is not being recognized by the TI-Nspire™ CX computer Software
Solution 37820: Troubleshooting a TI-Innovator™ Hub that is not being recognized by the TI-Nspire™ CX computer Software Nspire software does not detect the TI-Innovator Hub Solution 37820: Troubleshooting a TI-Innovator™ Hub that is not being recognized by the TI-Nspire™ CX computer Software ...https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/troubleshooting-messages-unexpected-results/37820
TI-Nspire™ CX CAS Student Software | Texas Instruments
...oftware Python programming is now available on TI-Nspire™ CX IIfamily graphing calculators and software. Overview Specifications Resources Take advantage of TI’s comprehensive suite of free activities and services for your compute...https://education.ti.com/en/products/computer-software/ti-nspire-cx-cas-student-sw
Common Molecules
Students use StudyCards(tm) to practice matching compounds with their chemical formulas.https://education.ti.com/en/activity/detail/common-molecules
TI-Nspire™ Computer Link Software (not compatible with CX II models)
Share files between the TI-Nspire handheld and your computer with TI-Nspire Computer Link Software....In addition to transferring files between handheld and computer and updating the handheld's OS, you can create documents, import images*, format assignments and much more. 30 day trials available. *TI-Nspire supports the following image types: jpg, jpeg, bmp and png.Windows and Mac are trademark...https://education.ti.com/en/software/details/en/82035809F7E6474099944056CCB01C20/ti-nspire_computerlink
2025 TI Codes Contest | #TICodes | Texas Instruments
...odes Contest top-rated projects Grand prize winner: (S)z(w)ivel 8RIcYRPpei0 Meet the finalists First runner-up: Pomfret School IU8pm9s16Kk Second runner-up: Algae Gator 2s_4tQR5RKw Third runner-up: Brookwood Bit...https://education.ti.com/en/promotion/codescontest/2025-2