Leveraging CAS To Explore & Teach Mathematics, Part 2
.... In this case, because 2 and 3 are factors of 6, and 2 and 5 are factors of 10, the least common denominator can be determined by multiplying the unique factors that make up each number, 2*3*5 = 30. More examples should be explored for students to confirm the observed pattern. Now, let’s obse...https://education.ti.com/en/bulletinboard/leveragecas_pt2
Meet TI Teacher of the Month: Jessica Kohout
...y did you become a teacher? I didn't realize that I wanted to be a teacher until my senior year of college, when I got an internship in the National Aquarium in Baltimore’s outreach program. My first job was in Informal Education at the Maryland Zoo’s education department. It was there that I dis...https://education.ti.com/en/bulletinboard/2018/october/teacher-of-the-month
Get Out and #SpreadMathLove
Whether you’re ready to dive into outdoor activities or just want to dip your toes in the water, geocaching is a great, safe way to spring into this post-quarantine summer. If you’re not familiar with geocaching, it’s essentially the world’s largest, constantly running treasure hunt. To play,...https://education.ti.com/en/bulletinboard/geocaching
Summer of STEM: Disappearing Cups
... Acetone Gloves and goggles What to do: Pour the acetone into the container to about ½” depth. With gloves on, add the cup to the liquid while applying a little downward pressure. Notice the polystyrene is dissolving into the acetone. How it works: Polystyrene is made ...https://education.ti.com/en/bulletinboard/2018/july/disappearing_cups
You only get one “first day of school” – use it wisely
...ke your first impression memorable. 1. Break the ice: Introduce yourself and make a connection with your students. Get to know each other with some questions like, “What’s a word that describes you, that starts with the first letter of your name?” I get answers like, Cool Caroline, which end up...https://education.ti.com/en/bulletinboard/2018/august/firstday
5 Tips for a Healthy, Happy Exam Week | Texas Instruments
...ught, and b) that some of the things on your list aren’t that big of a deal after all. Anxiety Tip #2: Take a Brain Vacay Getting worked up over that question that’s driving you nuts? Take a break. Seriously. Play with your cat. Wash your hair. Bake a cake. I don’t care. Just do something other t...https://education.ti.com/en/bulletinboard/2018/december/5-tips-for-a-healthy-happy-exam-week
Let’s Get Back to the Basics
... family of graphing calculators. Download the calculator printout and answer key here. In the Back to the Basics Calculator Activity, students are required to challenge themselves with high-level problem-solving by graphing functions and equations, interpreting tables of values and evaluating ex...https://education.ti.com/en/bulletinboard/backtothebasicsactivity
Engage Students With This Real-World Earth Day Activity
How many straws are used in the U.S. every day? If they were connected, would they wrap around the Earth at the equator? If so, how many times? In one year, would the length of straws reach the moon? What is the volume of this plastic for one year? How deep would it be on a football field? The a...https://education.ti.com/en/bulletinboard/earthday
Customize your TI calculator with a 3-D printed case
... it does give you some options if you lose your case or simply want to be the envy of everyone’s eye in algebra class.” Galu, who works as a Software Quality Assurance Engineer for Texas Instruments, created the prototypes in his free time and is sharing them on Thingiverse, a thriving design com...https://education.ti.com/en/bulletinboard/2017/january/3d-slide-case
Top 10 T³™ Webinars From 2021
...ng education credit. Introducing the TI-84 Plus CE Python Graphing Calculator Presented by Becky Byer and John Hanna Spend an hour getting acquainted with writing, running and editing Python programs. We start with the basics and then follow up with some cool coding demonstrations. ...https://education.ti.com/en/bulletinboard/2021webinars
ICYMI: Top 10 Webinars of 2019
...range of functions in this second session of our “Algebra Through Calculus” series. Algebra Through Calculus: Seeing Structure in Expressions and Equations Hosted by Janice Mitchener and Dennis Wilson In this webinar, AP® Calculus Readers discuss seeing structure in expressions and equations...https://education.ti.com/en/bulletinboard/2019webinars
Jack Kilby Day
...g block” of modern electronics transformed the face of technology, affecting nearly every aspect of our lives. While we can’t know for sure what next great invention will make history like the integrated circuit, what we do know is the students in your classrooms are the future scientists, engine...https://education.ti.com/en/success-story/jack-kilby-day
Does a Correlation Exist?
... negative correlation coefficient. Does a Correlation Exist? Key Steps Students explore correlation coefficients and linear regression lines. Each problem contains a different data set and each problem has students investigate something different. They will create a scatte...https://education.ti.com/en/ib/activities/applications-interpretation/84-plus-correlation
Does a Correlation Exist?
...e Analysis and Approaches | Statistics and Probability Objectives Students will construct a scatter plot and determine a linear regression that fits the data. Students will calculate a correlation coefficient from data sets. Students will describe correlation in data set...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-statistics
Does a Correlation Exist?
...ications and Interpretation | Statistics and Probability Objectives Students will construct a scatter plot and determine a linear regression that fits the data. Students will calculate a correlation coefficient from data sets. Students will describe correlation in data set...https://education.ti.com/en/ib/activities/applications-interpretation/nspire-statistics
Building a Band With Famous Mathematicians
...over a certain number of spaces creates rhythmic patterns, as found in Elvis Presley’s American rockabilly standard, “Hound Dog.” And the Fibonacci sequence shows up in the keys of a piano, so the Italian mathematician “is not only on keyboards, he’s ‘in’ the keyboard,” Sword explained. Our imagi...https://education.ti.com/en/bulletinboard/2019/june/music-in-math
Analysis and Approaches
...nction is the natural log function by plotting the inverse of exponential solution points. Exponential Reflections Sinusoidal regression is used to determine equations to model various data sets and the equations are used to make inferences. Find That Sine ...https://education.ti.com/en/ib/activities/analysis-approaches
Does a Correlation Exist?
... negative correlation coefficient. Does a Correlation Exist? Key Steps Students explore correlation coefficients and linear regression lines. Each problem contains a different data set and each problem has students investigate something different. They will create a scatte...https://education.ti.com/en/ib/activities/analysis-approaches/84-plus-correlation
Solution 40138: Hardware Quality Issue: TI-30X IIS Calculator Displays Unexpected Characters on the Screen Out of the Package - INTERNAL ONLY
Solution 40138: Hardware Quality Issue: TI-30X IIS Calculator Displays Unexpected Characters on the Screen Out of the Package - INTERNAL ONLY Solution 40138: Hardware Quality Issue: TI-30X IIS Calculator Displays Unexpected Characters on the Screen Out of the Package - INTERNAL ONLY globa...https://education.ti.com/en/customer-support/kbase-templates-and-archive/40268
Hardware Quality Issue: Slow Response When Pressing Keys Using the TI-84 Plus Family and TI-89 Titanium Family Calculators. - INTERNAL ONLY
Hardware Quality Issue: Slow Response When Pressing Keys Using the TI-84 Plus Family and TI-89 Titanium Family Calculators. - INTERNAL ONLY global website Home | Internal - TI Confidential – NDA Restri...https://education.ti.com/en/customer-support/kbase-templates-and-archive/previous-pages-obsolete/25031
Solution 30951: Calculating and Graphing a Median-Median Regression on the TI-Nspire™ Family and TI-Nspire Computer Software.
...do I calculate and graph a Median-Median Regression on the TI-Nspire Family and TI-Nspire Computer Software? Med-Med (median-median) fits the model equation y=ax+b to be data using the median-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 and y3. Med-Med di...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30951
Solution 30971: Solving an Inequality Equation on the TI-Nspire™ CAS Family Line.
Solution 30971: Solving an Inequality Equation on the TI-Nspire™ CAS Family Line. Solution 30971: Solving an Inequality Equation on the TI-Nspire™ CAS Family Line. global Solution 30971: Solving an Inequality Equation on the TI-Nspire™ CAS Family Line. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30971
Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ Family Handhelds and Computer Software.
Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ Family Handhelds and Computer Software. Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ Family Handhelds and Computer Software. global Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ F...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31151
Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities.
Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities. Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities. global Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/23530
Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family.
Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family. Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family. global Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34971