Alabama Learning Exchange
Alex: Systems of Equations: What Method Do You Prefer?
The purpose of this lesson is to help students apply math concepts of solving systems of equations to real life situations. The students will use the three methods of graphing, substitution, and elimination to solve the system of...
Alabama Learning Exchange
Alex: Thirsty for Ratios
In this lesson, the students will learn what a ratio is and how it can be used in a comparison. In this lesson, students will also determine how to combine a sports drink in powder form and water to make enough for a whole football team....
Alabama Learning Exchange
Alex: Equations Gone Crazy
In this instructional activity, students will work with one-step and two-step equations. They will create and solve both types of equations. Students will also research ancient number systems and write, solve and check their equations...
Nature Research
Nature Education: Studying and Projecting Climate Change
A model organizes what we think we know about something in order to predict how it might behave in the present, future, or past as well as how it might respond to external influence. Models are especially useful when direct, controlled...
Hopelink
Hopelink: Math Lesson Idea: Word Problems
Teach your students to reason with language and to use imagery to translate language into mathematical equations.
Alabama Learning Exchange
Alex: Battleships
This lesson is designed to review and reinforce three methods (graphing, substitution and elimination) of solving systems of linear equations. The students will work together and independently to find the solutions to systems of...
TeachEngineering
Teach Engineering: Magnetic Launcher
Students explore electromagnetism and engineering concepts using optimization techniques to design an efficient magnetic launcher. Groups start by algebraically solving the equations of motion for the velocity at the time when a...
TeachEngineering
Teach Engineering: Bone Mineral Density and Logarithms
Students examine an image produced by a cabinet x-ray system to determine if it is a quality bone mineral density image. Students write in their journals about what they need to know to be able to make this judgment. Students learn about...
Alabama Learning Exchange
Alex: Please Excuse My Dear Aunt Sally
As a hands-on lesson, the learners will recognize the correct usage of the order of operations. In groups, the students will work cooperatively to discover the importance of following step-by-step instructions and apply that knowledge in...
Alabama Learning Exchange
Alex: Imaginary Numbers? What Do You Mean Imaginary?
Is it any wonder that students are suspicious? We lead, sometimes drag, them through Algebra I insisting they must follow the order of operations. We make them learn the "hard way" of doing an assignment one day only to show them the...
Alabama Learning Exchange
Alex: Exponential Growth and Decay
This lesson on exponential growth and decay involves a variety of teaching resources. There are a variety of websites used to teach and reinforce how to identify exponential growth or decay and how to solve problems relating to growth...
Alabama Learning Exchange
Alex: "Factoring by Mack"
This strategy for factoring trinomials will eliminate the trial-and-error method used in most textbooks.The lesson plan will be a direct teaching lesson plan. With the teacher lecturing and the students taking notes and then having the...
Cosmo Learning
Cosmo Learning: Computational Science and Engineering I
A collection of video lectures from a course reviewing linear algebra with applications to networks, structures, and estimation. Webpage includes thirty-six lectures from a professor at Massachusetts Institute of Technology. Lectures...
Alabama Learning Exchange
Alex: Battle to the Death: Adding Integers
The goal of this lesson plan is for young scholars to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson plan will be related to the 300 Spartans who battled the invading Persians at the Battle...