EngageNY
Finding Systems of Inequalities That Describe Triangular and Rectangular Regions
How do you build a polygon from an inequality? An engaging lesson challenges pupils to do just that. Building from the previous lesson in this series, learners write systems of inequalities to model rectangles, triangles, and even...
EngageNY
Multiplying and Dividing Expressions with Radicals
That's radical! Simplifying radicals may not be exciting, but it is an important skill. A math lesson provides explanations of properties used throughout the material. Scholars practice skills needed to multiply and divide radical...
Curated OER
Calculating Your GPA
Learners in grades 9-12 learn about their GPA. They learn what GPA stands for, how to calculate their own GPA and what it means for them in relation to their personal goals and for potential colleges.
Virginia Department of Education
Scientifically Speaking
Explore the connection between operations with scientific notation and the laws of exponents. Scholars work on a set of word problems involving operations with scientific notation. Along the way, they consider how the laws of exponents...
Curated OER
Pythagorean Theorem by Graphic Manipulation
There are many different ways to show a proof of the Pythagorean Theorem. Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
Curated OER
Exploring Equations and Y-Intercept
Students graph linear equations using intercepts, find y-intercept, find x-intercepts and graph linear equations that use horizontal and vertical lines.
Curated OER
Point-Slope Form
Ninth graders explore the point-slope form of linear equations and graph lines in the point-slope form. After completing the point-slope equation, they identify the slope of a line through a particular point. Students explain the...
Curated OER
Factoring Polynomials having common factors
Ninth graders demonstrate that factoring polynomials having common factors is the inverse process of multiplying a polynomial by a monomial. students find the greatest common factor.
Curated OER
Using Basic Properties to Solve Problems in Math
Learners identify and define the rules of properties of real numbers. They rewrite each of the problems listed using the commutative or associative properties. Pupils apply problem solving strategies to clarify situations in a table...
Curated OER
Using Innovative Approaches To Explore Functions
Use student-directed resource sheets, multiple approaches, and group work instead of drill and kill.
Curated OER
First Degree Equations
Students establish a solid competence in solving all types of equations and a solid understanding of how variables and equations can be utilitzed to solve real life problems.
Curated OER
Pop Clock
Young scholars explore the Census Bureau's Homepage on the Internet to gather data regarding trends in population, poverty guidelines, and social characteristics between caucasians and minorities. The data is used to investigate evidence...
Curated OER
Don’t Sit Under the Apple Tree…You Might Become Famous
Students explore Newton's laws using CEENBoTs. In this physics lesson, students collect data and create tables and graphs. They calculate speed, acceleration and forces using mathematical formulas.