2025 TI Codes Contest | #TICodes | Texas Instruments
Enter the 2025 TI Codes Contest! Design, code and build innovative solutions with the theme motion or movement. Put your skills to the test and compete for great prizes. 2025 TI Codes Contest | #TICodes | Texas Instruments global website ...https://education.ti.com/en/promotion/codescontest
One Step at a Time
Students solve one-step equations involving addition and multiplication by substituting possible values of a variable.https://education.ti.com/en/activity/detail/one-step-at-a-time_1
Raise Your Cup
Students investigate inequalities applied to to volume and perimeter.https://education.ti.com/en/activity/detail/raise-your-cup
All On The Line
Students enter points into a spreadsheet and graph equations to help solve linear systems.https://education.ti.com/en/activity/detail/all-on-the-line_1
Ratios of Similar Triangles
Students explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles
Absolutely!
Students first solve linear absolute value equations in a single variable using the definition of absolute value to write and solve two equations. They then explore the handheld's functionalities for solving and checking such equations. Students view graphs of absolute value inequalities, compare...https://education.ti.com/en/activity/detail/absolutely
Ride the Rollercoaster
In this activity, students will use polynomial regression to develop and assess the fit of equations modeling data. The equation models are then evaluated for reasonableness in their use for extrapolating beyond the given data sets.https://education.ti.com/en/activity/detail/ride-the-rollercoaster_1
Dynagraphs
This lesson involves using a dynagraph to explore the relationship between the input and the output of a given function.https://education.ti.com/en/activity/detail/dynagraphs
Round and Round She Goes...
Students will explore relationships on a unit circle by identifying coordinates of points given an angle measure in degrees.https://education.ti.com/en/activity/detail/round-and-round-she-goes
Vertical and Phase Shifts
Students explore vertical and phase shifts of sine and cosine functions and determine the effect that each change has upon the shape of the graph.https://education.ti.com/en/activity/detail/vertical-and-phase-shifts
Graphs of the OTHER Trig Functions
This lesson involves providing opportunities for students to explore and make sense of the graphs of the cotangent, secant, and cosecant functions.https://education.ti.com/en/activity/detail/graphs-of-the-other-trig-functions_1
Proof of Identities
This lesson involves discovering, visualizing, and proving trigonometric identities.https://education.ti.com/en/activity/detail/proof-of-identities
Trigonometric Proofs
Students will perform trigonometric proofs and use the graphing capabilities of the TI-Nspire for verification.https://education.ti.com/en/activity/detail/trigonometric-proofs
Parametric Projectile Motion
Students will understand how changing the initial velocity and the initial angle change the path of a projectile. Students will be able to write the parametric equations for the path of a projectile.https://education.ti.com/en/activity/detail/parametric-projectile-motion
Spring Training
Students explore parametric equations by finding the horizontal and vertical distances traveled by a projectile.https://education.ti.com/en/activity/detail/spring-training_1
Exploring Ellipses and Hyperbolas
Students will explore two conic sections, ellipses and hyperbolas, both graphically and analytically.https://education.ti.com/en/activity/detail/exploring-ellipses-and-hyperbolas
Properties of Ellipses
This TI-Nspire Activity examines the reflective property and the distance property of a ellipse.https://education.ti.com/en/activity/detail/properties-of-ellipses
Introduction to Conic Sections
This lesson involves observing how each of the conic sections is formed and connecting the locus definition of a parabola with the vertex form of a parabola.https://education.ti.com/en/activity/detail/introduction-to-conic-sections
Linear Transformations
This lesson involves linear transformations from R2 to R2 represented by matrices. Note: R2 = R x R represents the set of all pairs of real numbers.https://education.ti.com/en/activity/detail/linear-transformations
Properties of an Ellipse
Students discover properties of an ellipse, such as the set of all points such that the sum of the distances from these points to two fixed points is constant.https://education.ti.com/en/activity/detail/properties-of-an-ellipse
Exploring Geometric Sequences
Students graphically analyze geometric series using graphs and consider the effect of the value for the common ratio and first term using sliders.https://education.ti.com/en/activity/detail/exploring-geometric-sequences
Rational Functions
Students investigate the graphs of functions of the form y = 1/(x - a). They will discover that the graph of such a function has a vertical asymptote at x = a, and a horizontal asymptote at y = 0. They will investigate the graphic and numeric consequences of such asymptotic behavior by observing ...https://education.ti.com/en/activity/detail/rational-functions_2
Spring Training
Students will explore parametric equations by finding the horizontal and vertical distances traveled by a projectile.https://education.ti.com/en/activity/detail/spring-training
Evaluating Logarithms
In problem 1, students explore the logarithm (base 10) function and compare the functions y = 10x and y = log 10x first through a table of values, then through a graph. In problem 2, students explore logarithms with other bases via tables, graphs, the calculator application and the change of base...https://education.ti.com/en/activity/detail/evaluating-logarithms
Applications of Domain and Range
Determine domain and range in real-world situations. Writing and graphing equations to model problems. Recognize the meaning of domain and range in the real-world situations.https://education.ti.com/en/activity/detail/applications-of-domain-and-range