Modeling Genetic Crosses
Using the random integer generator and the graphing capability of TI-Nspire, several types of Mendelian Genetic crosses are simulated in this activity.https://education.ti.com/en/activity/detail/modeling-genetic-crosses
How dense are we
In this activity students use scientific notation to compare populations, state land areas and the corresponding population density.https://education.ti.com/en/activity/detail/how-dense-are-we
The Fibonacci Sequence
One of the simplest and beautiful mathematical sequences. The simplicity: 1, 1, 2, 3, 5, 8 ... is such that each term is the sum of the previous two terms. Examples of the sequence can be found in nature, architecture and number theory. In this investigation, students explore some of the patterns...https://education.ti.com/en/activity/detail/the-fibonacci-sequence
Fundamental Theorem of Algebra
Students generate random polynomials and observe the distribution of the zeros on the complex plane. From the distributions students are able to draw conclusions about the zeros, and therefore roots, of a polynomial in order to gain a better visual understanding of the Fundamental Theorem of Alge...https://education.ti.com/en/activity/detail/fundamental-theorem-of-algebra
Gradient of a function
This activity introduces the notion of the gradient of a curve. Initial exploration involves a dynamic tangent where students can use prior knowledge of the gradient of a straight line to determine if the slope is negative, zero or positive. The second stage of the activity goes one step further ...https://education.ti.com/en/activity/detail/gradient-of-a-function
Fill the Vase
Students interpret graphs of empirical data with respect to rate of change of the height of water in vases of different shapes that are being filled at a constant rate. Students are provided with a range of graphs and vases. For each graph they must reshape the vase in order to match the volume –...https://education.ti.com/en/activity/detail/fill-the-vase
Limaçons: A Polar Investigation
This activity allows students to investigate the properties of limaçons in the polar forms of both r =a +b*sin(θ) and r =a+b*cos(θ). Using a slider, values of a and b change as students investigate looped or flattened limaçons, as well as, cardioids. Students examine symmetry and the effect...https://education.ti.com/en/activity/detail/limaçons-a-polar-investigation
Solution 34431: Calculating the Transpose of a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 34431: Calculating the Transpose of a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 34431: Calculating the Transpose of a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. global Solution 34431: Calculating the Transpose ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34431
Inverse Functions on the TI-84 Plus CE | Texas Instruments
Have you ever thought: “I want to include more technology to support my math lessons, but may not exactly know what best practice may look like?” TI has a series of videos that can help you with just that. Even if you think you know, you may still benefit from hearing another expert talk through...https://education.ti.com/en/bulletinboard/2023/investigating-inverse-functions-ti-84-plus-ce
A New School Year, A New You(Tube) | Texas Instruments
...l You may notice things are looking a little different on our channel … and for the better! It’s all been reorganized to make finding the videos you’re looking for quicker and easier. Here’s a taste of what you’ll find: How-to videos for the TI-84 Plus and TI-Nspire™ families of graphi...https://education.ti.com/en/bulletinboard/2023/new-school-year-new-youtube
Calculators and Order of Operations | Texas Instruments
--> – Image courtesy of John LaMaster Studies show that looking at screens right before bedtime can affect your sleep. After scrolling the math blogosphere while an old classic Western played on television, my heavy eyelids closed, and I learned personally how true this is. ...https://education.ti.com/en/bulletinboard/2023/calculators-and-order-of-operations
Why Buy a Graphing Calculator?
...0}.custom-table-wrapper .right-block p{border-top:solid #555 2px}.custom-table-wrapper p{margin-bottom:0}.wb .wb-header a{height:auto}} As the most recommended graphing calculator brand by teachers, Texas Instruments (TI) has a long history of helping students succeed in math and science. W...https://education.ti.com/en/bulletinboard/2023/why-buy-graphing-calculator
How To Avoid 5 Common Grant Writing Mistakes | Texas Instruments
Grant writing can be a daunting task to undertake, especially for the uninitiated and even more so for educators whose plates are already full. But think of grant proposals as really nothing more than fancier lesson plans or unit plans where the activities and milestones are all mapped out. Ma...https://education.ti.com/en/bulletinboard/2023/5-common-grant-writing-mistakes
BA II Plus™ Professional Financial Calculator | Texas Instruments
...ortization Cost-Sell-Margin Depreciation Key features BA II Plus™ and BA II Plus™ Professional calculator key fonts Download guidebook The powerful functionality of the BA II Plus™ Professional calculator is available as an app for iOS®. This app i...https://education.ti.com/en/products/calculators/financial/baii-plus-professional
Ratios of Right Triangles
In this activity, students will explore the ratios of right triangles. Students will discover that they can find the measure of the angles of a right triangle given the length of any two sides.https://education.ti.com/en/activity/detail/ratios-of-right-triangles_1
Under Pressure: The Inverse Relationship between Pressure and Volume
In this activity, students' will use a pressure sensor to investigate the relationship between pressure and volume for an enclosed air sample, and fit an inverse function model to the pressure versus volume data.https://education.ti.com/en/activity/detail/under-pressure-the-inverse-relationship-between-pressure-and-volume
Forensics Case 11 - Ashes to Ashes: Using evaporation rate to identify an unknown liquid
In this activity, students understand that evaporation rate is a characteristic property of a liquid. Based on this fact, they identify the solution and the likely accelerant in a case of arson. They compare the evaporation rates of the accelerants found with the suspects with those near the crim...https://education.ti.com/en/activity/detail/forensics-case-11--ashes-to-ashes-using-evaporation-rate-to-identify-an-unknown-liquid
Solution 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus F...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34422
Solution 12027: Detailed Information Provided When Using the Catalog Stopped After OS Update on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 12027: Detailed Information Provided When Using the Catalog Stopped After OS Update on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 12027: Detailed Information Provided When Using the Catalog Stopped After OS Update on the TI-83 Plus and TI-84 Plus Family of...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12027
Segment Addition Postulate
The purpose of this handout is to provide students an opportunity to learn the keystrokes involved using the TI-Nspire and to verify the Segment Addition Postulate.https://education.ti.com/en/activity/detail/segment-addition-postulate
Similar Figures
Observe what happens to ratios of pairs of side of rectangles and triangles.https://education.ti.com/en/activity/detail/similar-figures
Similar Figures - Using Ratios to Discover Properties
Students will explore similar triangles and set up ratios to discover properties of similar triangles.https://education.ti.com/en/activity/detail/similar-figures--using-ratios-to-discover-properties
Paths of Rectangles
This exploration for preservice teachers, looks at how the lengths of the sides of rectangles with equal areas are related. The rectangles are constructed so that one vertex is at the origin. The path of the opposite vertex is an example of indirect variation and demonstrates a connection between...https://education.ti.com/en/activity/detail/paths-of-rectangles
Derivatives of Trigonometric Functions
Students will use the graph of the sine function to estimate the graph of the cosine function. They will do this by inspecting the slope of a tangent to the graph of the sine function at several points and using this information to construct a scatter plot for the derivative of the sine. Students...https://education.ti.com/en/activity/detail/derivatives-of-trigonometric-functions
Parallel Lines and the Transversals that Cross Them!
Students will explore the relationships between angles formed by parallel lines crossed by transversals. While there are other activities that may address similar topics, the questions presented to students in this activity bring a fresh perspective to student discovery.https://education.ti.com/en/activity/detail/parallel-lines-and-the-transversals-that-cross-them