Curated OER
All Systems Go!
Secret codes are so much fun, and a great way to practice nearly any math skill. Let your class become code breakers as they investigate inverse matrices. They use TI-Nspire technology to solve systems of equations which help them crack...
Curated OER
Heeding Advice
Compare and contrast various foreign perspectives on the George W. Bush administration's plans for military action. Middle schoolers read the article "Blair and Chirac Head to U.S. to Talks and a Show of Unity." Then, they analyze...
Curated OER
Cyberspace Safari
Middle schoolers go on an information gathering hunt on the Internet to study West African empires. They work in teams; meteorologists, bankers, writers, and archaeologists. They collect data on all sorts of topics related to West...
Curated OER
Orville and Wilbur Wong and the Fantastic Flying Machines
Upper elementary and middle schoolers examine the role of Chinese immigrants in America. They investigate literature, history and cultures of Chinese-Americans. This ambitious plan takes two weeks to complete, and it brings in elements...
Curated OER
African Americans in World War II: Staging a Double V Campaign in the Classroom
The feelings and attitudes of African-Americans during World War II are examined by high schoolers. After watching various clips from "The War," they answer comprehension questions for each section. In groups, they create their own...
Curated OER
Explore the World through Habitat
Open a world of discovery with habitat-related lessons.
Curated OER
Weather Proverbs
Define and write proverbs! Learners define proverbs, use the Internet to find weather-related proverbs, and talk with their parents to learn other proverbs. There's a well-structured worksheet included here.
Curated OER
Fracking: Positive or Negative Impact?
Your teenagers may have heard of fracking, but do they really know what it is? And could they debate the benefits and risks? Educate your environmental science class with a lesson plan about hydraulic fracturing, non-renewable...
Curated OER
American Minority Groups
Explore the contributions individuals have made in the lives of American minority groups. Twelfth graders write a five-page expository piece providing a social history, examples of discrimination, and patterns of assimilation for an...
Curated OER
Crime Drama Teaching Units
Investigate the nature of crime dramas on television. What exactly are they trying to portray? Questions and a comparison chart support learners as they watch shows from Canada, Great Britain, and the United States. An oral presentation...
Curated OER
Using Matrices to Enter Data and Perform Operations
Here's a TI step by step guided lesson on matrices. The class enters data into the TI calculator about movie ticket sales and uses matrices as a problem solving tool. They add and multiply matrices to determine profit.
Texas Instruments
Finding Linear Models Part III
Explore linear functions! In this Algebra I lesson, mathematicians graph data in a scatter plot and use a graphing calculator to find a linear regression and/or a median-median line. They use the model to make predictions.
Curated OER
NUMB3RS - Season 2 - "Convergence" - Air Hockey
Learn how to use a matrix to organize data to solve a problem. This activity uses wins and losses to rank players for an air hockey tournament they wish to have. After practicing some basic matrix operations the class could do the...
Curated OER
Geometry: Translations and Reflections
Group work and participation is used to perform a specified translation or reflection. In this geometrical translation lesson, small groups of pupils are each given a shape to plot on a coordinate grid. Each shape is then translated or...
Texas Instruments
Identifying a Triangle by its Sides and Angles
Identify triangles by their angle measures and side lengths by looking at and measuring angle measures and side lengths. Use Cabri Jr. to construct various triangles, then manipulate the construction to create the 6 types of triangles,...
Curated OER
Visualizing Vectors
Investigate vectors in standard positions and use the CellSheet application on the TI calculator to find the sum of two vectors. Convert from polar to rectangular coordinates and vice versa, and show graphs of the vectors.
Texas Instruments
Complex Numbers: Plotting and Polar Form
Explore the concept of, and use the Ti-Nspire to, convert complex numbers into polar form. Then practice graphing complex numbers in the polar coordinate plane.
Curated OER
Solving Systems Using Matrices
Explore the concept of systems of equations in two variables and use matrices to solve them. Young mathematicians enter coefficients and constants into a matrix and then solve using row reduction. Instructions on how to use the shortcut...
Curated OER
Dilations with Matrices
Examine dilation with matrices with your class. Learners write a conjecture for how the scale factor determines the size of an image. They then use their conjecture to write a matrix multiplication problem for the illustrated...
Curated OER
Watch Your P's and Q's
Using your graphing calculator, find all the rational zeroes of a polynomials by using the Rational Zero Theorem. Divide polynomials using the Remainder Theorem and the Factor Theorem and then graph it to find the number of real roots.
Curated OER
Application of Completing the Square
A TI technology activity that helps learners to recognize and use the characteristic of a perfect square quadratic to complete the square. Additionally, they apply their knowledge to solve real-world problems.
Curated OER
Graphical Analysis
Get out your TI-nspire graphing calculator and explore polynomials. Learners determine where a given polynomial are increasing or decreasing, find maximums, minimums, and zeros of polynomials, and discuss end behavior of polynomials....
Curated OER
Going Back to Your Roots
Who doesn't need to know the Fundamental Theorem of Algebra? Use the theorem to find the roots of a polynomial on a TI calculator. The class explores polynomials with one solution, no real solutions, and two solutions. This less lesson...
Curated OER
Exponent Rules
Pupils use calculators to work independently to discover the rules for working with exponents. The lesson plan requires the use of a TI-nspire handheld and software.