Light Years Away
Students develop models for a light year and compare numbers written in scientific notation and in standard notation.https://education.ti.com/en/activity/detail/light-years-away
Storefront Signs
Students learn to find area and explore the quadratic function. They compare the areas and patterns of squares within a square.https://education.ti.com/en/activity/detail/storefront-signs
Number Crunching! Number Munching!
Students comprehend the order of operations and apply this understanding to simplify and evaluate expressions. They also learn to represent problems that involve variable quantities with expressions and use the calculator as a tool to solve problems.https://education.ti.com/en/activity/detail/number-crunching-number-munching
Magic Nines
Students compute multiples of 9, 99, 999, and so forth, search for patterns in the products, and write generalizations of those patterns.https://education.ti.com/en/activity/detail/magic-nines
So Many Zeros!
Students will explore standard and scientific notation representations of numbers. Students will also discuss the need for different representations of very large or small numbers, and they will see real-world examples of these representations.https://education.ti.com/en/activity/detail/so-many-zeros_1
The Best Cell Phone Plan
Students will compare two cell phone plans and determine which plan is better for a specific situation. They will utilize both tables and graphs to make their decisions. Students need prior experience writing linear models for this activity.https://education.ti.com/en/activity/detail/the-best-cell-phone-plan
Find the Square Root...
Students who understand the basic concept of square roots learn how to evaluate expressions and equations that have rational and irrational solutions. Students also explore solutions to equations and investigate the differences between exact and approximate solutions using the calculator.https://education.ti.com/en/activity/detail/find-the-square-root
What Makes a Food Nutritional?
Students will analyze select nutritional values of specific food products and then compare those values to the recommended daily allowances published by the U.S.D.A. They will calculate percentages and fractions based upon the information they find.https://education.ti.com/en/activity/detail/what-makes-a-food-nutritional
Circle Around
Students compute the circumference and area of circles. They understand that the ratio of the circumference to the diameter is a value (3.14) called pi.https://education.ti.com/en/activity/detail/circle-around
Let’s Count the Ways
Students will be introduced to the different ways to calculate numbers of outcomes, including using the counting principle. They will also evaluate expressions using permutations of data without repeat elements, both manually and on the TI-30XS MultiView™ calculator.https://education.ti.com/en/activity/detail/lets-count-the-ways
Organizer App for the TI-89 Titanium
An electronic calendar, to-do list maker and address book right at your fingertips!... weekly and daily calendar In addition, the Organizer App keeps students on track by "remembering" when tasks are due and giving a summary of completed tasks. The Organizer App is available for the TI-83 Plus, TI-83 Plus Silver Edition, TI-84 Plus, TI-84 Plus Silver Edition, TI-89, ...https://education.ti.com/en/software/details/en/B923170F673847198159A50A990A142F/89organizer
Ratios of Similar Triangles
Students explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles
Absolutely!
Students first solve linear absolute value equations in a single variable using the definition of absolute value to write and solve two equations. They then explore the handheld's functionalities for solving and checking such equations. Students view graphs of absolute value inequalities, compare...https://education.ti.com/en/activity/detail/absolutely
Ride the Rollercoaster
In this activity, students will use polynomial regression to develop and assess the fit of equations modeling data. The equation models are then evaluated for reasonableness in their use for extrapolating beyond the given data sets.https://education.ti.com/en/activity/detail/ride-the-rollercoaster_1
Exploring Geometric Sequences
Students graphically analyze geometric series using graphs and consider the effect of the value for the common ratio and first term using sliders.https://education.ti.com/en/activity/detail/exploring-geometric-sequences
Evaluating Logarithms
In problem 1, students explore the logarithm (base 10) function and compare the functions y = 10x and y = log 10x first through a table of values, then through a graph. In problem 2, students explore logarithms with other bases via tables, graphs, the calculator application and the change of base...https://education.ti.com/en/activity/detail/evaluating-logarithms
Investigating the Derivatives of Some Common Functions
In this activity, students will investigate the derivatives of sine, cosine, natural log, and natural exponential functions by examining the symmetric difference quotient at many points. They develop the idea of the derivative as a function. They gather evidence toward some common derivative for...https://education.ti.com/en/activity/detail/investigating-the-derivatives-of-some-common-functions
Closure Tables
In this activity, students create and complete closure tables to determine if the sets of whole numbers, integers, even numbers, and odd numbers are closed under the operations of addition, subtraction, multiplication, and division.https://education.ti.com/en/activity/detail/closure-tables
Bewildered Babies
Students test the limits of the combinations formula by applying it to a labeling situation. After making charts and using logic to list possible label arrangements, students compare their results with the output of the combinations formula and nCr command.https://education.ti.com/en/activity/detail/bewildered-babies_1
What Is My Rule?
This activity encourages students to gain experience with the language of the Cartesian coordinate system. Each of the problems shows two points, z and w. Point z can be dragged, and point w moves in response. In describing the rule that governs the location of point w, students will most likely ...https://education.ti.com/en/activity/detail/what-is-my-rule
Common Denominator
In this activity, students will use an interactive model that multiplies the fraction by "1" to help determine the common denominator. Then they will use what they have learned to add and subtract fractions without the same denominators.https://education.ti.com/en/activity/detail/common-denominator_1
Pi Song - Little Help
Solving literal equations with Pi. In this activity, students will explore formulae that have Pi in it. Animations and multiple choice, self-check questions, make this activity accessible to Algebra students. The equations make this activity of interest to geometry and physics classes for a short...https://education.ti.com/en/activity/detail/pi-song--little-help
Families of Rectangles
Students create a family of similar rectangles and then write the equation of the curve that will connect the upper-right vertex of each rectangle. Students will then create a family of rectangles that have the same area and will write the equation of the curve that connects the upper-right verti...https://education.ti.com/en/activity/detail/families-of-rectangles
2025 Confidence Counts Contest Rules | Texas Instruments
...gy division (“TI” or “Sponsor”), with a place of business at 13532 N. Central Expressway, Dallas, TX 75243, and with a website at http://education.ti.com. The Administrator of the Contest is TI (“Administrator,” and together with Sponsor, the “Contest Entities”). CONTEST PERIOD:The Contest will...https://education.ti.com/en/promotion/confidencecountscontest/rules
Conditional Statements
In this activity, students construct examples of conditional statements such as parallel and perpendicular lines. After completing the conditional statement, they will write the converse, inverse, and contrapositive and determine if each is true.https://education.ti.com/en/activity/detail/conditional-statements