References by Texas Instruments - US and Canada
...ching: a new stage of technology, new forms of integration, a new type of experimentation. (TR). Lyon, France, Institut National de Recherche Pédagogique. Alexander, C. and W. Stroup (2006). Richardson Math Project Final Report: Math TAKS Results. Austin, TX, University of Texas at Austin. Arzare...https://education.ti.com/en/resources/funding-and-research/research/research_bibliography
Building a Table of Ratios
...e equivalent ratios in a table, where values in each row of the table are a multiple of the values in the original ratio and that the entries in each column can be obtained by adding the original values in the ratio to the previous row. 393702 Building a Table of Ratios Planning and Resources ...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Dividing a Fraction by a Fraction
... of the number lines. What to look for Ask students how the number lines are connected to their thinking about division of fractions and the role of equivalent fractions in the process. This can lead to a productive discussion about the mathematical concepts. Sample Assessment How many (3/4)-cup ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-fraction
Building Expressions
...es of a variable or variables but not true for others. For example, “multiplication” makes things larger is true if you are multiplying whole numbers greater than 1. Sample Assessment Which expression is equivalent to 8(x-2) + 4(3-x) - 2x? Answer: 2x-4 Understanding Students consider h...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
Adding Fractions with Unlike Denominators
...e added by creating equivalent fractions that have the same denominator, then use the process for adding fractions with like denominators. Vocabulary congruent common factor This lesson uses unit squares to help students investigate addition and subtraction of fractions with unlike d...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-fractions-with-unlike-denominators
Multiplying Fractions by a Whole Number
...ion (1/5)" What to look for Have students work together using the interactive number line to find the product of two numbers, then have them find an equivalent fraction for the product. Sample Assessment Insert values into the blanks to make a true statement (a number may be used more than once...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/multiplying-fractions-by-a-whole-number
Mixed Numbers
...d that a proper fraction is a fraction whose numerator is less than the denominator and that an improper fraction is any fraction whose numerator is equal to or greater than the denominator. Vocabulary improper fraction proper fraction mixed number This lesson uses interactive number...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/mixed-numbers
What is a Fraction? - Texas Instruments
...d as a point on a number line. They use a number line to interpret the following: 1. (a/b) is a copies of (1/b) 2. (a*n/n) is a fraction 3. (0/n) is equal to 0 Vocabulary fraction numerator denominator unit fraction This lesson helps students understand and visualize a fraction as a n...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/what-is-a-fraction
Dividing a Fraction by a Whole Number
... DOC TNS Lesson Snapshot To divide (a/b) by a whole number c, students can consider dividing the unit fraction (1/b) into c parts, then multiplying that number by a. What to look for Asking students how the representation ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-whole-number
Dividing a Whole Number by a Fraction
...ents understand that the division of a whole number by a unit fraction is the product of the whole number and the denominator of the fraction. They recognize that dividing a whole number c by a fraction (a/b) means you have to find how many groups or partial groups of (a/b) are in c. Vocabulary p...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-whole-number-by-a-fraction
Visualizing Linear Expressions
...d the expression(s) that describe it. 448845 Visualizing Linear Expressions Planning and Resources Objectives Students should be able to find equivalent expressions using the distributive property and interpret visual representations of the distributive property, i.e., ax+bx = (a+b)x and a...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-linear-expressions
Leveraging Stimulus Funding To Move K–12 and After-School STEM Initiatives Forward as presented by Elizabeth Evans
...ng for K–12 and after-school programs. She discussed: How this new influx of funding can be leveraged for STEM initiatives How to position a request for funding to any source Highlights of schools that are leading the way Please find slides to the presentation below. YVz0Tb5bBw8 ...https://education.ti.com/en/resources/funding-and-research/partners/ti-talks/june-event-elizabeth-evans
Digital mood ring python | Videos
...able JavaScript. Filter videos by selecting a project version below, and view only the videos you needView all-->. Videos Quick version Coding-focused version STEM and coding full version Getting sta...https://education.ti.com/en/resources/stem/projects/digital-mood-ring-python/videos
Solution 39297: Troubleshooting a TI-Nspire CX II or TI-Nspire CX II CAS Calculator That Will Not Turn On.
...erent battery results in the calculator booting up properly and the calculator was purchased new within the last 2 years, please complete a Battery Request Form to request a replacement battery.* If the calculator does not turn on with another battery, please contact TI-Cares for additional trou...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/troubleshooting-messages-unexpected-results/39297
T³™ TLC - Dallas 2025
...eld related to mathematics, science or STEM. Awareness of current pedagogical practices and process standards. Application Details One of the requirements in the process of becoming a T3™ Instructor is to complete the T3™ TLC program. We recognize it is not always possible for educators to ...https://education.ti.com/en/t3-professional-development/t3-community/t3-instructors/t3-tlc-dallas
Solution 25790: Calculating Net Future Value (NFV) Using the BA II PLUS ™ Calculator.
...hen the [I/Y] key to enter the P/Y menu. 15) Press the [1] key and then the [Enter] key to set the calculator to calculate annually. 16) Press [2nd][QUIT] to get out of the P/Y menu. 17) Press the [RCL] key and then the [1] key to recall the value for NPV. 18) Press the [PV] key to set this valu...https://education.ti.com/en/customer-support/knowledge-base/financial-calculators/product-usage/25790
Solution 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...-Nspire handheld in TI-84 Plus mode, follow the steps below. NOTE: For these examples, the handheld's angle mode setting will need to be changed to DEGREE mode. • Press the [MODE] key. • Scroll down to "RADIAN", scroll right to highight "DEGREE" and press [ENTER]. • Press [CLEAR] to return to the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34422
Solution 14860: TI TestGuard™ 2.0 App May Not Set the Degree Angle Mode Setting on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ardless of the version of the current OS (operating system) installed on the calculator. However, if the student presses any keys while the 'Transfer Complete' screen is displayed on the receiving calculator, TI TestGuard 2.0 will fail to change the mode settings. To ensure that TI TestGuard comp...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/14860
Solution 11691: Adjusting the Contrast on a TI Graphing Calculator.
...g calculator). To adjust the contrast on a TI-89, TI-89 Titanium, TI-92, TI-92 Plus or Voyage 200™: 1) Press and release [ON]. 2) Press and hold the green diamond key. 3) Press and hold the minus key (to lighten) or plus key (to darken). To adjust the contrast on a TI-Nspire or TI-Nspire CAS: 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11691
Proportional Segments
The purpose of this activity is to investigate the relationship between segments formed by drawing a line parallel to one side of a triangle or by drwing and angle bisector of one the angles.https://education.ti.com/en/activity/detail/proportional-segments
Triangle: Side Lengths and Angle Measures
The main purpose of this activity is to allow students to use TI-Nspire or TI-Nspire CAS to explore and decide which sides and angles of a triangle are the smallest and which are the largest.https://education.ti.com/en/activity/detail/triangle-side-lengths-and-angle-measures
Solution 40479: Change the Email Associated with a Single User Account Based License.
...ick [Edit] under "Login" 3) Next click the [Red Pencil Icon] and the new email address then click [Set as Login] Please Note: If the above option is greyed because you used [Sign In With Microsoft] or [Sign In With Google]. Please follow the alternative steps below:1) Visit the URL below to rese...https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/computer-software-installation-activation/40479
What does "i" do?
The purpose of our lesson is to allow students to foster an understanding of what happens geometrically when a number is multiplied by i. This shall be achieved by working through the lesson using an investigative approach.https://education.ti.com/en/activity/detail/what-does-i-do