Centroid and Orthocenter
In this activity, students analyze the location of the centroid and orthocenter for different triangles.https://education.ti.com/en/activity/detail/centroid-and-orthocenter
Connecting Translations, Reflection, and Rotations
In this activity, students will investigate the relationship among the three types of rigid transformations - translations, rotations, and reflections.https://education.ti.com/en/activity/detail/connecting-translations-reflection-and-rotations
Constructing Circles
In this activity, students will investigate the construction of circles that pass through a given number of points. They will also investigate the number of points needed to generate a unique circle in a plane.https://education.ti.com/en/activity/detail/constructing-circles
Constructing Quadrilaterals
In this activity, students will construct different types of quadrilaterals from the quadrilateral hierarchy. This activity asks for constructions based on a minimal definition of the quadrilateral. The activity will reinforce the difference between a construction and a drawing.https://education.ti.com/en/activity/detail/constructing-quadrilaterals
Constructing Triangles
This activity focuses on the various ways to construct the different types of triangles such as isosceles, equilateral, right, and right isosceles triangles. Students will begin by constructing triangles based on a minimal definition of the shape of the triangle. They will then make constructions...https://education.ti.com/en/activity/detail/constructing-triangles
Circumcenter and Incenter
In this activity, students examine the location of the circumcenter and incenter for different triangles.https://education.ti.com/en/activity/detail/circumcenter-and-incenter
NUMB3RS - Season 2 - "Assassin" - Experimenting with Paper Airplanes
In the episode "Assassin," Charlie and Larry discuss a paper airplane contest and some factors that affect the flight of a paper airplane. Because it is much simpler, a paper airplane can be easily modified and then tested to see how those changes affect its flight.https://education.ti.com/en/activity/detail/numb3rs--season-2--assassin--experimenting-with-paper-airplanes
Ratio of Areas
In this activity, students use the CellSheet™ Application to determine geometric ratios of areas. Students determine the position of the vertices of a square that has all four vertices on the sides of a larger square and has a specified area. They also learn how quadratic functions can model geom...https://education.ti.com/en/activity/detail/ratio-of-areas
Saving for Graduation
In this activity, students use the CellSheet™ Application to calculate accrued interest on a principal. During the activity students solve a problem to calculate the interest on a principal, for a specified period.https://education.ti.com/en/activity/detail/saving-for-graduation
Distance - Time Graphs
CBR™ and Graphing Calculators allow a conceptual understanding of distance-time graphs.Created in conjunction with California State University Bakersfield Professor Dr. P. Michael Lutz through funds provided by the California Mathematics Project.https://education.ti.com/en/activity/detail/distance--time-graphs
Midsegment of a Trapezoid
Students study the Midsegment Theorem for Trapezoids.https://education.ti.com/en/activity/detail/midsegment-of-a-trapezoid
Estimation Games
Students use the calculator to compute products of numbers and to find answers to division problems. The activity is designed to help students develop number sense with the operations of multiplication and division.https://education.ti.com/en/activity/detail/estimation-games
Midsegments of a Triangle
In this activity, students will construct midsegments of a triangle, and look to formulate statements that appear to be true about the construction. They will form a midsegment triangle and compare the properties of the triangles formed.https://education.ti.com/en/activity/detail/midsegments-of-a-triangle
Midsegments of Quadrilaterals
In this activity, students will extend their understanding of midsegments by investigating the midsegments of a quadrilateral and the midsegment quadrilateral.https://education.ti.com/en/activity/detail/midsegments-of-quadrilaterals
Maximizing Your Efforts
Students use linear programming to solve problems involving maximum and minimum values. They use the Inequality Graphing application to solve linear programming problems.https://education.ti.com/en/activity/detail/maximizing-your-efforts
Pass the Ball
Students use mathematics to examine patterns that occur in a specific scenario and predict future events for the scenario. Data is collected on the time it takes to pass a ball. The students plot graphs, fit the data with a function rule, analyze proportional relationships, and make predictions.https://education.ti.com/en/activity/detail/pass-the-ball
Investigating Laws of Exponents
Represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/investigating-laws-of-exponents
Lines, Models, CBR - Let's Tie Them Together (Electronic Format Only)
In this activity, students use a motion detector to collect "linear" motion data and examine the relationship between a physical action and a mathematical and/or graphic model of that action. The students will use the "eyeball" method to find the mathematical model.https://education.ti.com/en/activity/detail/lines-models-cbr--lets-tie-them-together-electronic-format-only
Lines, Models, CBR - Let's Tie Them Together
In this activity, students use a motion detector to create the data set and examine the relationship between a physical action and a mathematical and/or graphic model of that action.https://education.ti.com/en/activity/detail/lines-models-cbr--lets-tie-them-together
You're So Dense - TI-83
Students investigate the relationship between density of an object, its mass and its volume. They use mass and volume measurements to determine the density of pennies. They compare the density of pre-1983 and post-1984 pennies.https://education.ti.com/en/activity/detail/youre-so-dense--ti83
Generating Recursive Sequences to Explore Exponential Patterns
Students will understand patterns, relations, and functions and use mathematical models to represent and understand quantitative relationshipshttps://education.ti.com/en/activity/detail/generating-recursive-sequences-to-explore-exponential-patterns
What's in a Name? Explorations in the Coordinate Plane from Manipulative to Graphing Calculator
Students will plot points in a coordinate plane and reflect those points across the axes using a MIRA and then using the graphing calculator STAT, STAT PLOT, and GRAPH menus graph the image on the graphing calculator screen.https://education.ti.com/en/activity/detail/whats-in-a-name--explorations-in-the-coordinate-plane-from-manipulative-to-graphing-calculator
Generating Recursive Sequences to Explore Linearity
Students will understand patterns, relations, and functions. They will also use mathematical models to represent and understand quantitative relationships.https://education.ti.com/en/activity/detail/generating-recursive-sequences-to-explore-linearity
What's My Line?
This activity focuses on strengthening student understanding of connections among graphical, tabular, and algebraic representations of simple linear functions. They enter a simple program that allows them to determine the equations for lines, in the form Y = AX + B, based on tabular and graphical...https://education.ti.com/en/activity/detail/whats-my-line
How Many Drivers? Investigate the Slope-Intercept Form of a Line
In this activity, students will be introduced to the slope-intercept form of a linear equation. They will recognize the effects of changes in the slope and y-intercept on the graph of a line. Students will use the Transformation Graphing application to find an approximate linear model of the actu...https://education.ti.com/en/activity/detail/how-many-drivers-investigate-the-slopeintercept-form-of-a-line