Estimating Square Roots
By estimating the value of a square root students will get practice in identifying perfect squares, in checking for reasonableness of an answer, and in mental math.https://education.ti.com/en/activity/detail/estimating-square-roots
Grandparents and Special Friends Day
This lesson was designed for our Grandparents and Special Friends day. It can be used for any visitation day, or an open house. The lesson is designed to review percent of a whole and the sector of the circle representing the percentage. Although circle graphs can be created in a spreadsheet prog...https://education.ti.com/en/activity/detail/grandparents-and-special-friends-day
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
Lines in the Plane
In this activity, students create a slope triangle and understand the concepts of slope and the equation of lines. They realize that slope is constant at all points along a fixed line. They also explore the slopes of parallel and perpendicular lines.https://education.ti.com/en/activity/detail/lines-in-the-plane
Isosceles Triangles
Questions on the basic characteristics of an isosceles trianglehttps://education.ti.com/en/activity/detail/isosceles-triangles
Math TODAY: When a Ruler Isn't Enough
Using the USA TODAY® Infograph, "When a Ruler Isn't Enough," you will explore the geometric relationships in similar right triangles. The altitude to the hypotenuse will create two right triangles that are similar to each other and to the original. Students will determine measurements indirectly ...https://education.ti.com/en/activity/detail/math-today--when-a-ruler-isnt-enough_1
Transformations in the Coordinate Plane
Students will apply transformations and use symmetry to analyze mathematical situations. Also, they will represent and analyze mathematical situations and structures using algebraic symbols.https://education.ti.com/en/activity/detail/transformations-in-the-coordinate-plane
Investigating the Parabola in Vertex Form (y = ax2 + bx + c)
In this activity, students investigate the standard form of the quadratic function, y = ax2 + bx + c. They investigate the changes on the graph of a quadratic equation that result from changes in A, B, and C. They also locate the vertex of a parabola when its quadratic equation is expressed in st...https://education.ti.com/en/activity/detail/investigating-the-parabola-in-vertex-form-y--axsup2sup--bx--c
Finding Extraneous Solutions
In this activity, students will graphically solve a radical equation. They are given each step of solving the equation. For each step students are to graph each side of the equation as a separate function and find the intersection. Students will determine in which step the extraneous solution app...https://education.ti.com/en/activity/detail/finding-extraneous-solutions
Given a graph...what is the function?
Understanding how to associate a function of a parabola with its graph. Students will explore varies functions and determine its graph. They will then use what they learned to predicate where a particular graph of a different function will appear on the coordinate plane.https://education.ti.com/en/activity/detail/given-a-graph---what-is-the-function
Getting Started with Conic Graphing App
The Conic Graphing Application provides enhanced conics functions to the already powerful TI-83 Plus and TI-84 Plus. Graph or trace circles, ellipses, hyperbolas, and parabolas and solve for the conic's characteristics. Present equations in function, parametric, or polar form.https://education.ti.com/en/activity/detail/getting-started-with-conic-graphing-app
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
Get Your Numbers in Shape (TI-83/84 Family)
Students produce a sequence, explore patterns and find a linear or quadratic equation for a given pattern. They use inductive reasoning to make conjectures about patterns. Students also find the Y-value of a function if the X-value is provided, and vice versa.https://education.ti.com/en/activity/detail/get-your-numbers-in-shape-ti8384-family
Where’s the Point?
This activity can be used to introduce students to the Cartesian plane. They should have some familiarity with how points are located in the plane using two coordinates, but the emphasis in this activity is solidifying students' understanding of just how that is done. As configured, the activity ...https://education.ti.com/en/activity/detail/wheres-the-point
How Many Solutions?
In this activity, students graph systems of linear functions to determine the number of solutions. In the investigation, students are given one line and challenged to draw a second line that creates a system with a particular number of solutions.https://education.ti.com/en/activity/detail/how-many-solutions_1
Supertall Skyscrapers
Students measure scale drawings of famous "supertall" skyscrapers and solve more proportions to find the heights of other skyscrapers drawn with the same scale.https://education.ti.com/en/activity/detail/supertall-skyscrapers_1
Social Security Issues
In this activity, you will look at the relationship between the age at which you start drawing social security and the amount drawn. Both graphs and spreadsheets will be used.https://education.ti.com/en/activity/detail/social-security-issues
Quadratic Regression with Transformation Graphing
Students will enter data into lists and graph scatter plots and perform a multiple regression on the plots. They will also make predictions or draw conclusions from the quadratic model.https://education.ti.com/en/activity/detail/quadratic-regression-with-transformation-graphing
Parabola Construction
Students construct parabolas using the focus and directrix definition. They also explore how the location of the focus with respect to the directrix affects the shape of the parabola.https://education.ti.com/en/activity/detail/parabola-construction
Identifying Types of Correlation from a Graph and Calculator
Students will identify different types of correlations graphically and by using the linear regression analysis obtained from a TI-84 Plus calculator. Students will also obtain and know the significance of a correlation coefficient as a result of this lesson.https://education.ti.com/en/activity/detail/identifying-types-of-correlation-from-a-graph-and-calculator
Guess the Ages
In this activity, the teacher will pick favorite "famous" people and ask the students to guess their ages. The names and birth dates are attached ("Famous Persons Birth Dates"). Participants use the calculator to enter the information and to view results.https://education.ti.com/en/activity/detail/guess-the-ages
The Slope of the Tangent Line (Part2)
In this activity, students graph the cubic and quadratic functions. They also graph the slope values of the tangent lines for each of the function graphs.https://education.ti.com/en/activity/detail/the-slope-of-the-tangent-line-part2
How Far Did You Walk?
In this activity, students will find the distance traveled when the velocity is constant by examining the area under the Velocity-Time graph and applying the formula d = r * t. They will also find the distance traveled for motion when the velocity is not constant by approximating the area under t...https://education.ti.com/en/activity/detail/how-far-did-you-walk
Old MacDonald's Pigpen
Students solve a standard maximum value problem using the calculator. Students help Old MacDonald build a rectangular pigpen with 40 m fencing that provides maximum area for the pigs. They graph scatter plots, analyze quadratic functions, and find maximum value of a parabola.https://education.ti.com/en/activity/detail/old-macdonalds-pigpen
Transformers (Matrices)
Students explore a special subset of the transformations of a square called the symmetry group. They also find inverses of each transformation in the symmetry group. They then delve deeper into the algebra behind transformations, connecting them with matrix multiplication. Last, students extrapol...https://education.ti.com/en/activity/detail/transformers-matrices