A Move in the Right Direction
Students physically provide motion data that is collected by a CBL™ and then graph the data. They determine if they "moved in the right directions" by comparing their graph with those printed in the activity.https://education.ti.com/en/activity/detail/a-move-in-the-right-direction
Got parallel lines with corresponding angles congruent? with Cabri Jr.
Construct parallel lines in Cabri Jr., and students label and check if all corresponding angles are congruent.https://education.ti.com/en/activity/detail/got-parallel-lines-with-corresponding-angles-congruent-with-cabri-jr
Exploring Platonic Solids
This activity is best at the very beginning of a unit on solids. Students will observe Platonic solids using an interactive website (from the NLVM) projected to the whole class. Students will predict the number of edges, vertices, and faces of the five solids and record their predictions on a Lea...https://education.ti.com/en/activity/detail/exploring-platonic-solids
Exploring Quadratic Data
Students will analyze the vertex form of a parabola and find an approximate fit of a model. They will study the quadratic function (parabola) and its properties by developing quadratic models. They also use translation and dilation to change the general parabola.https://education.ti.com/en/activity/detail/exploring-quadratic-data
Handy Reflections
The purpose of this investigation is to: Revise plotting points on the Cartesian plane Use and understand aspect ratios Improve estimation skills Use a spreadsheet or a graphing calculator to draw a graph Learn how to reflect lines and points in the x & y axis.https://education.ti.com/en/activity/detail/handy-reflections
Body Relationships
Students will measure different parts of their body (height, thumb, etc.) and will create graphs to see if there are relationships between the measurements. Teachers can use the TI-Navigator™ System to compile student data so that students have more data points to plot on their graphs to help wi...https://education.ti.com/en/activity/detail/body-relationships
Calculating the Area of a Triangle Using Heron's Formula
Students will measure the lengths of the sides of three different triangles and apply Heron's Formula to calculate the area in acres. The measurements for this activity may be done outside or, using a specified scale, completed inside. Students will calculate the area using their graphing calcul...https://education.ti.com/en/activity/detail/calculating-the-area-of-a-triangle-using-herons-formula
It's a Bug's Temp
Uses information provided in a table to determine what if any relationship exists between the air temperature and the temperature of an insect.https://education.ti.com/en/activity/detail/its-a-bugs-temp
Got an equilateral triangle? with Cabri Jr.
Using the Compass tool in Cabri Jr., students will construct an equilateral triangle, and check the length of each side. When a vertices is moved using the Alpha hand, the triangle remains equilateral.https://education.ti.com/en/activity/detail/got-an-equilateral-triangle---with-cabri-jr
Centers of a Triangle
The centroid, circumcenter, orthocenter, and incenter are the four classic centers of a triangle that are studied in geometry. In this activity, you will construct these center points and discover their properties.https://education.ti.com/en/activity/detail/centers-of-a-triangle
How Do You Measure Up?
In this activity, students graph scatter plots to investigate possible relationships between two quantitative variables. They collect data and analyze several sets of data pairing the two quantities.https://education.ti.com/en/activity/detail/how-do-you-measure-up
Geometry: Parallel and Perpendicular Slopes
This activity will help students understand the relationship between the slopes of parallel and perpendicular lines.https://education.ti.com/en/activity/detail/geometry--parallel-and-perpendicular-slopes
Exploring Quadrilateral Properties Using Cabri
Students will use Cabri Jr. to learn about the properties of quadrilaterals as well as learn about the relationships between quadrilaterals.https://education.ti.com/en/activity/detail/exploring-quadrilateral-properties-using-cabri
Central versus Inscribed Angles in Circles
Using Cabri Jr. to explore the connection between central and inscribed Angles along with their arc measure.https://education.ti.com/en/activity/detail/central-versus-inscribed-angles-in-circles
Geometry: Translations and Reflections
Students will be in groups and plot given points. From the given points the students will plot the appropriate reflection or translation.https://education.ti.com/en/activity/detail/geometry--translations-and-reflections
Function of a Circle
Students use Cabri,Jr. to construct a circle and its radius, measure both the circumference and the radius, and then collect data showing the relationship between the two. Using the TI-Navigator students input their data into lists and see the scatterplot of the collected data displayed on a coo...https://education.ti.com/en/activity/detail/function-of-a-circle
Net Present Value and Internal Rate of Return
In this activity, students deal with cash flow and its present value, which is its worth in today's dollars. They will compare alternative investments by determining their Net Present Value and Internal Rate of Return. They will also determine, when called for, whether it is more profitable to le...https://education.ti.com/en/activity/detail/net-present-value-and-internal-rate-of-return
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
Present Value of an Ordinary Annuity
In this activity, students carry out financial computations to find out how much money should be deposited today so that a fixed amount can be drawn at regular intervals. These calculations involve determination of the present value of annuity.https://education.ti.com/en/activity/detail/present-value-of-an-ordinary-annuity
Hey, Ortho! Whats Your Altitude?
In this activity, students will explore the altitudes of a triangle. Students will discover that the altitude can be inside, outside, or a side of the triangle. Students will discover that the altitudes are concurrent. The point of concurrency is the orthocenter. Students should discover the rela...https://education.ti.com/en/activity/detail/hey-ortho-whats-your-altitude
The Letter Product Game
This activity will encourage students' powers of deduction through a word game. This will allow a review of factoring integers. A simple extension allows a classroom discussion that will evolve into the Zero Product Theorem, essential to the technique of solving polynomial equations by factoring.https://education.ti.com/en/activity/detail/the-letter-product-game
Investigating Angle Bisectors
Students will determine that any poin on the angle bisector is equidistant from the sides of the angle.https://education.ti.com/en/activity/detail/investigating-angle-bisectors
The Golden Ratio
The students will engage in a hands on activity to determine how they fit into the golden ratio which is considered the mathematically perfect ratio. Is it necessary or important to relate to this number?https://education.ti.com/en/activity/detail/the-golden-ratio
Investigating Area Relationships
The interactive Cabri Jr. geometry application makes it easy to measure the area of triangles and quadrilaterals. In this activity, students will explore some interesting area relationships in quadrilaterals.https://education.ti.com/en/activity/detail/investigating-area-relationships
Returns on a Share of Stock
In this activity, students will determine the internal rate of return of the cashflows associated with the stock purchase, dividends, and sale. They will carry out explorations by varying the selling price of the stock and examining the impact on the rate of return.https://education.ti.com/en/activity/detail/returns-on-a-share-of-stock