Plotting a Normal Curve
This activity introduces students to the graph of the normal curve and the affect of changing the standard deviation on the shape of the graph. Students, with the aid of their TI calculators and TI-Navigator system, each find ten random numbers from a normal distribution whose mean is 12 and whos...https://education.ti.com/en/activity/detail/plotting-a-normal-curve
Angles in Circles
The student will use the Cabri Jr. APP to discover the relationship between inscribed and central angles in a circle.https://education.ti.com/en/activity/detail/angles-in-circles
Angles in a Polygon
Students will expore the interior and exterior angle of 3 polygons and develop the formula to calculate the sum of degrees without the measurement of the angles being taken.https://education.ti.com/en/activity/detail/angles-in-a-polygon
Altitude, Median, and Angle Bisector of a Triangle
In this activity, you will construct special segments of a triangle named altitudes, medians, and angle bisectors, using their definitions. You will look at how an altitude, a median, and an angle bisector divide the area of a triangle.https://education.ti.com/en/activity/detail/altitude-median-and-angle-bisector-of-a-triangle
Plotting a Binomial Probability Distribution Curve
This activity introduces students to the graph of a binomial probability distribution and the affect of changing the probability of success on the shape of the graph. Students, with the aid of their TI calculators and TI-Navigator system, each find ten random numbers from a binomial distribution ...https://education.ti.com/en/activity/detail/plotting-a-binomial-probability-distribution-curve
Angle Sum in Triangles Proof using Rotation and a Parallel Line
This investigation uses Cabri Jr. and a cleaver rotation of a triangle to "prove" that the angles in a triangle add up to 180. This could be used to reinforce triangles and paralled lines as well as introduce the concept of rotating an object.https://education.ti.com/en/activity/detail/angle-sum-in-triangles-proof-using-rotation-and-a-parallel-line
Angles and Transversals
Students explore the relationships of angles formed when two parallel or non-parallel lines are cut by a transversal. This activity investigates the terms: Transversal, corresponding angles, alternate interior angles, alternate exterior angles, same-side interior angles, and same-side exterior an...https://education.ti.com/en/activity/detail/angles-and-transversals
Angles Formed by Two Intersecting Lines
Students will investigate the properties of angles formed by intersecting lines. They examine the definition of adjacent angles, supplementary angles, and vertical angles and learn about two important geometric theorems dealing with vertical and supplementary angles.https://education.ti.com/en/activity/detail/angles-formed-by-two-intersecting-lines
Triangle Proportionality
In this activity, students will study the concept of triangle proportionality.https://education.ti.com/en/activity/detail/triangle-proportionality
The Euler Line and Its Ratios
In this activity, students will explore the Euler Line of a triangle. Students will discover that the centroid, circumcenter, and orthocenter are collinear. Students will also find that if the triangle is isosceles, then the centroid, circumcenter, incenter, and orthocenter are all collinear. Stu...https://education.ti.com/en/activity/detail/the-euler-line-and-its-ratios
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
Sum of Interior Angles in a Triangle with Cabri Jr.
Students will discover the sum of the interior angles in a triangle using the Cabri Jr.™ Application.https://education.ti.com/en/activity/detail/sum-of-interior-angles-in-a-triangle-with-cabri-jr
NUMB3RS - Season 3 - "Hardball" - Less it More
In "Hardball", an amateur mathematician named Oswald Kettner creates a mathematical process that uses baseball statistics to identify players who are abusing steroids. The FBI, with Charlie's assistance, is called in to protect Oswald from being a murder target for his findings. In this activity,...https://education.ti.com/en/activity/detail/numb3rs--season-3--hardball--less-it-more
Taxicab Geometry
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 perpendicular bisect...https://education.ti.com/en/activity/detail/taxicab-geometry_1
Geometric Series
Students will explore infinite geometric sequences and the partial sums of geometric series. The students will determine the limits of these sequences and series using tables and graphs.https://education.ti.com/en/activity/detail/geometric-series_1
Translations in the Plane
In this activity, students will perform a translation, and explore the properties of translations. In the second part of this activity, they will extend the concept of translations to the coordinate plane.https://education.ti.com/en/activity/detail/translations-in-the-plane
Relationship of Angles to the Circle
In this activity, students recognize the relationship of angles to its circles. They study the Inscribed Angle Theorem and its corollaries.https://education.ti.com/en/activity/detail/relationship-of-angles-to-the-circle
NUMB3RS - Season 2 - "All's Fair" - Guess My Type or Lose
In "All's Fair," Charlie attempts to use social image typology to analyze motivations and strategies to determine which person(s) would be most likely to commit a terrorist act. With social image typology, one can study why people make decisions that they do. Based on what they know about each su...https://education.ti.com/en/activity/detail/numb3rs--season-2--alls-fair--guess-my-type-or-lose
Right Triangle Trig
This is a way to use the TI-Navigator™ to check for an understanding of sin, cos, and tan before you move onto word problems.https://education.ti.com/en/activity/detail/right-triangle-trig
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
Rotations in the Plane
In this activity, students will explore the properties of rotations and the relationships between the original and image figures.https://education.ti.com/en/activity/detail/rotations-in-the-plane
Triangle Midsegment Theorem
Students will use Cabri Jr. to discover that the midsegment of a triangle is parallel to the third side and half the length of the third side.https://education.ti.com/en/activity/detail/triangle-midsegment-theorem
Triangle Properties Assessment
This activity uses Cabri Jr. to assess the students' knowledge of various segements related to triangles: perpendicular bisector, median, angle bisector, midsegment, and altitude.https://education.ti.com/en/activity/detail/triangle-properties-assessment
TI-83/84 Scavenger Hunt
A short activity that can be used to teach your students about the graphing calculator. Written by a student to ensure that students can understand it. Includes teacher's key.https://education.ti.com/en/activity/detail/ti8384-scavenger-hunt
Rotations in the Plane - Cabri Jr: Interactive
In this activity, you will explore the invariant properties of rotations and the results of rotations in the coordinate plane.https://education.ti.com/en/activity/detail/rotations-in-the-plane--cabri-jr-interactive