Operations of Integers
This set of multiple choice questions asks students to find the intercepts and vertices of quadratic functions. Solutions are included.https://education.ti.com/en/activity/detail/operations-of-integers
Law of Large Numbers: Equal Opportunities
In this activity, students will use the Probability Simulation application to roll a fair die and explore the Law of Large Numbers. They will conduct probability experiments that involve tossing a fair die, graph the results, compare the experimental probability to its theoretical probability and...https://education.ti.com/en/activity/detail/law-of-large-numbers-equal-opportunities
On Your Mark, Get Set, React
This session will demonstrate a novel approach to reaction time experiments done in junior science and mathematics courses. Participants will use a Calculator-Based Ranger (CBR™) and a TI-83+ to record their reaction times. A statistical extension will be presented for use in mathematics classes....https://education.ti.com/en/activity/detail/on-your-mark-get-set-react
Proof of the Pythagorean Theorem using Transformations
In this activity, students will explore visual proofs of the Pythagorean Theorem using area and transformations. They will use the Cabri™ Jr. app to perform translations on the squares constructed on the two legs and the hypotenuse of a right triangle to consolidate their understanding of the Pyt...https://education.ti.com/en/activity/detail/proof-of-the-pythagorean-theorem-using-transformations
Angle Bisectors and Medians of Quadrilaterals
In this activity, students will construct angle bisectors and medians in quadrilaterals and explore the properties that appear to be true for four-sided figures. They may find it necessary to review the definitions and properties of special quadrilaterals in order to construct the figures.https://education.ti.com/en/activity/detail/angle-bisectors-and-medians-of-quadrilaterals
The Pythagorean Theorem And Classifying Triangles
Students will use the converse of the Pythagorean Theorem to predict a triangle's classification. The Cabri Jr. App on the TI-83+/84+ family will be used to create triangles and find their measurements.https://education.ti.com/en/activity/detail/the-pythagorean-theorem-and-classifying-triangles
Tangents from the same exterior point with CABRI JR.
Use Cabri™ Jr. to discover what happens when we have two tangents from the same exterior point. After students investigate with Cabri Jr. they have a questions and a flow-proof to complete.https://education.ti.com/en/activity/detail/tangents-from-the-same-exterior-point-with-cabri-jr
Right Triangle Vocabulary
Using Activity Center, students will "march" to the appropriate triangle segment. This activity allows the entire class to demonstrate understanding of vocabulary words necessary to start right trianlge trigonometry: opposite side, adjacent side and hypotenuse side. This activity is a good cl...https://education.ti.com/en/activity/detail/right-triangle-vocabulary
Measure Up
Students compare their height with the average height of students in the classroom. They create histograms to analyze the data, and construct boxplots to summarize the height statistics.https://education.ti.com/en/activity/detail/measure-up_1
REAL LIFE REAL WORLD Activity - Carpentry
Carpenters use applications of geometry in their work, including the properties of right triangles and circles. This activity uses Cabri Jr. Geometry software to make measurements and solve problems based on carpentry situations.https://education.ti.com/en/activity/detail/real-life-real-world-activity--carpentry
Reflecting a Triangle in the Coordinate Plane
In this activity, students use the drawing and measurement tools of Cabri™ Jr. to blend coordinate geometry with drawing tools. They visualize symmetry and reflect a point across the y-axis. NCTM Geometry Standards: Specify locations and describe spatial relationships using coordinate geometry a...https://education.ti.com/en/activity/detail/reflecting-a-triangle-in-the-coordinate-plane
Reflections in the Plane
Students' will learn how to perform a reflection using the Cabri™ Jr. application, and will explore the properties of reflections. This activity will extend the concepts of reflection to the coordinate plane.https://education.ti.com/en/activity/detail/reflections-in-the-plane
Dynamic Geometry: Basic Constructions
Students use the Cabri™ Jr. application to draw triangles and construct perpendicular bisectors on the sides of a triangles. They study the properties of a triangle and understand how the measures of angles of a triangle is always 180 degrees.https://education.ti.com/en/activity/detail/dynamic-geometry-basic-constructions
Dynamic Geometry: Program Basics
Students use the Cabri™ Jr. application to draw triangles and explore properties of perpendicular bisectors of the three sides of different types of the triangles. They study the measures of angles of a triangle and understand that the sum of the measures of angles of a triangle is always 180 deg...https://education.ti.com/en/activity/detail/dynamic-geometry-program-basics
NUMB3RS - Season 3 - "Killer Chat" - Stylometry
In "Killer Chat," the FBI has obtained a collection of online chat dialogues from a suspected killer. Charlie proposes he use Statistical Linguistic Analysis to identify the author. The style and language can essentially fingerprint the writing. Stylometry, the practice of applying statistical an...https://education.ti.com/en/activity/detail/numb3rs--season-3--killer-chat--stylometry
"Snail Mail" Postal Rate History
This is a listing of the First Class Postal Rates for students to create a scatter plot and appropriate model. It generates good discussion as to which data is appropriate which changes models from exponential to linear.https://education.ti.com/en/activity/detail/snail-mail-postal-rate-history
The Spread of Disease
In this activity, students simulate the spread of a disease in a population. They use the Probability Simulation application to learn that certain sums occur more often than others because of combinations of addends of those sums.https://education.ti.com/en/activity/detail/the-spread-of-disease
What Is Your Grade (Part 1)
In this activity, students will use the CellSheet Application and set up a spreadsheet. They will determine the mean of a set of values and find a minimum value to be added to a set of values to obtain a given mean.https://education.ti.com/en/activity/detail/what-is-your-grade-part-1
What is A Kanban?
In this activity, students use the CellSheet™ Application to understand how to track inventory and predict future trends based on average daily use. They will collect data, analyze it and make predictions. They also learn to use linear regression model to predict future trends.https://education.ti.com/en/activity/detail/what-is-a-kanban
NUMB3RS - Season 2 - "Rampage" - I...It...Itera...Iteration
In "Rampage," a suspect enters the FBI Bullpen and moves about, apparently shooting people at random. Charlie examines a diagram of the killer's path through the Bullpen and suggests it might resemble Brownian motion. In this activity, students first model this motion with ten iterations by hand...https://education.ti.com/en/activity/detail/numb3rs--season-2--rampage--i---it---itera---iteration
NUMB3RS - Season 2 - "Mind Games" - Walkabout
In "Mind Games," Charlie uses the Fokker-Planck equation to predict the movement of illegal immigrants. The equation is used to predict the likely movement of something under the influence of external forces. It was originally developed to study Brownian motion, the apparently random movement of ...https://education.ti.com/en/activity/detail/numb3rs--season-2--mind-games--walkabout
Demonstrating Probability, Simulations, and Probability Distributions
This activity demonstrates the probability of an event happening with the simulation of a coin toss. Students will learn how probabilities can be computed. They will simulate distributions to check the reasonableness of the results. They also explore various probability distributions.https://education.ti.com/en/activity/detail/demonstrating-probability-simulations-and-probability-distributions
NUMB3RS - Season 2 - "Mind Games" - Right or Wrong
In "Mind Games," a psychic shocks Charlie by incorrectly guessing the color (black or red) of 25 cards in a row. As Larry says, "the probability of getting them all wrong is the same as getting them all right." This activity applies the binomial theorem to the probability of correctly guessing a ...https://education.ti.com/en/activity/detail/numb3rs--season-2--mind-games--right-or-wrong
Approximation of Pi Using Statistical Testing
Students will use a Monte Carlo method to collect data. This data, along with an area model of pi, will be used to approximate pi.https://education.ti.com/en/activity/detail/approximation-of-pi-using-statistical-testing
A Simulation
In this activity, students use the CellSheet™ Application to simulate a probability event. This activity simulates an experiment performing a survey. Students can see that the results of a random survey can vary widely if a small sample size is used.https://education.ti.com/en/activity/detail/a-simulation