Paper Chromatography
This activity introduces the process of paper chromatography and why scientists use it in crime scene investigations. A crime has been committed. It is the students' task to perform a chromatography to identify the killer. Students will separate the pigments from artificial urine samples that w...https://education.ti.com/en/activity/detail/paper-chromatography
Paper Chromatography in Crime Scene Investigations
This activity introduces the process of paper chromatography and why scientists use it in crime scene investigations. A crime has been committed. It is the students; task to perform a chromatography to identify the killer. Students will separate the pigments from artificial urine samples that w...https://education.ti.com/en/activity/detail/paper-chromatography-in-crime-scene-investigations
How dense are we
In this activity students use scientific notation to compare populations, state land areas and the corresponding population density.https://education.ti.com/en/activity/detail/how-dense-are-we
Vectors In Component Form
Students experiment with an interactive 2 dimensional vector and observe the corresponding changes to its representation in i and j component form.https://education.ti.com/en/activity/detail/vectors-in-component-form
Why Buy a Graphing Calculator?
...bility and support different types of learners. Added coding capabilities. Students can be introduced to the basics of programming, including Python and TI-Basic, for STEM and computer science learning. Simply put, the value of a TI graphing calculator is in the fact it...https://education.ti.com/en/bulletinboard/2023/why-buy-graphing-calculator
How To Avoid 5 Common Grant Writing Mistakes | Texas Instruments
...r unit plans where the activities and milestones are all mapped out. Many factors go into writing a successful proposal, but remembering these five common mistakes and knowing what questions to ask yourself can help make things go a bit smoother. Let’s countdown the top five mistakes. ...https://education.ti.com/en/bulletinboard/2023/5-common-grant-writing-mistakes
Get Students Excited About Linear Equations | Texas Instruments
... playing his #STEM Slide Whistle. Student made with @TICalculators and the #Innovator turning a sonic measured distance into a frequency. #Coding in #python during #CSEdWeek2022 pic.twitter.com/TyOtQj8hjk— Mr. Posnanski (@POSitive_MATH) December 9, 2022 1. Activity objectives, materials a...https://education.ti.com/en/bulletinboard/2023/get-students-excited-about-linear-equations
BA II Plus™ Professional Financial Calculator | Texas Instruments
All the functionality of the best selling BA II PLUS™ with additional features and sleek design. Designed for students and business professionals. The BA II Plus financial calculator is easy-to-use and delivers powerful computation functions and memory. BA II PLUS™ PROFESSIONAL Financial Calcu...https://education.ti.com/en/products/calculators/financial/baii-plus-professional
Forensics Case 3 - Name That Tune: Matching musical tones through waveform analysis
In this activity, students analyze sound waves to calculate the frequency or pitch of musical notes. They use a Microphone to detect the waveform of a musical note. Students calculate the frequency of a musical note from the period of its waveform and use this knowledge to identify the musical n...https://education.ti.com/en/activity/detail/forensics-case-3--name-that-tune-matching-musical-tones-through-waveform-analysis
Interesting Properties of Cubic Functions
This Computer Algebra System (CAS) activity encourages students to investigate numerical and graphical properties of cubic functions, and to verify the results using CAS.https://education.ti.com/en/activity/detail/interesting-properties-of-cubic-functions
Triangulation Problem
In this Computer Algebra System (CAS) activity, students use 'landscape' paper and fold the top left corner of the page so that it just touches the bottom of the page. They calculate the area of the triangle formed by the bottom left corner and find the distance that forms a triangle with maximum...https://education.ti.com/en/activity/detail/triangulation-problem
TI-89 Riemann Sum Activities for Calculus
In this Computer Algebra System (CAS) activity students use Riemann sums to estimate the distance traveled on a trip at various speeds. They utilize the concept of Riemann sums to calculate the area under a curve. Students find limits of Riemann sums, and also convert Riemann sum limits to defini...https://education.ti.com/en/activity/detail/ti89-riemann-sum-activities-for-calculus
Solution 34694: Using the fnInt Function Integral Command on the TI-84 Plus Family of Graphing Calculators.
Solution 34694: Using the fnInt Function Integral Command on the TI-84 Plus Family of Graphing Calculators. Solution 34694: Using the fnInt Function Integral Command on the TI-84 Plus Family of Graphing Calculators. global Solution 34694: Using the fnInt Function Integral Command on the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34694
Solution 13341: Using the fnInt Function Integral Command on the TI-83 Plus Family of Graphing Calculators.
Solution 13341: Using the fnInt Function Integral Command on the TI-83 Plus Family of Graphing Calculators. Solution 13341: Using the fnInt Function Integral Command on the TI-83 Plus Family of Graphing Calculators. global Solution 13341: Using the fnInt Function Integral Command on the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13341
Solution 12016: Algorithm Used to Compute Chi Squared on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 12016: Algorithm Used to Compute Chi Squared on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 12016: Algorithm Used to Compute Chi Squared on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. global Solution 12016: Algorithm Used to Compute ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12016
Triangle Midsegment Exploration
The activity has the students investigate the relationship of the midsegment to the third side of the triangle. In addition the students investigate the area of the smaller triangles compared to the larger one and uses the results to solve the "campground" problem. There is a set of follow-up q...https://education.ti.com/en/activity/detail/triangle-midsegment-exploration
Taxicab Geometry
In this activity, 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 pe...https://education.ti.com/en/activity/detail/taxicab-geometry
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
Ratios of Similar Triangles
In this activity, students will explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes. Then they will write proportions using the ratios.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles_1
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
Factoring Special Cases
Students explore geometric proofs for two factoring rules: a2 + 2ab + b2 = (a + b)2 and x2 – a2 = (x – a)(x + a). Given a set of shapes whose combined areas represent the left-hand expression, they manipulate them to create rectangles whose areas are equal to the right-hand expression.https://education.ti.com/en/activity/detail/factoring-special-cases_1
Algebra Nomograph
This activity is similar to a function machine. The nomograph is comprised of two vertical number lines, input on the left and output on the right. The transformation of input to output is illustrated dynamically by an arrow that connects a domain entry to its range value. Students try to find th...https://education.ti.com/en/activity/detail/algebra-nomograph
Exploring Probability with Dice and Test Scores
1. In this activity students will investigate probabilities of independent events and interpret the probabilities they calculate. 2. At the 8th grade level, this activity can be used to solve simple problems involving probability and compare probabilities of events.https://education.ti.com/en/activity/detail/exploring-probability-with-dice-and-test-scores
One Year Makes a Difference
This lesson involves drawing informal comparative inferences about two populations.https://education.ti.com/en/activity/detail/one-year-makes-a-difference
Composite Rectangular Figures
Students will find the perimeter and area of a composite rectangular figure. They will explain how to find the measures (lengths) of unknown sides as well as the area of the entire polygon by dividing the figure into smaller rectangular figures.https://education.ti.com/en/activity/detail/composite-rectangular-figures