Curated OER
Repeating Patterns
Learners explore growth patterns by using manipulatives such as pattern blocks, investigate growth pattern of pattern, record growth in T-chart, describe how pattern is growing, and predict number of blocks needed to extend pattern.
Curated OER
Pythagorean Theorem
Students find the different ratios of a triangle. For this geometry lesson, students use the Pythagorean Theorem to solve for missing sides and angles on a right triangle. They use a robot to create a right triangle.
Curated OER
Friction This
Middle schoolers investigate road surface and calculate speed. In this algebra lesson plan, students analyze the roughness of a road and calculate distance and speed based on friction. They relate friction and energy to speed.
Curated OER
The Meaning of Exponents
In this algebra worksheet, students calculate problems dealing with exponents as it relates to money and savings, bacterial growth and paper folding. There are 3 different sections with questions.
National Security Agency
Money Maters: Integers are Integral!
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
Curated OER
Pythagorean Theorem Word Problems
Middle schoolers investigate the concept of the Pythagorean Theorem for geometry by using word problems. The challenge is for them to translate the words into the right measurements for a triangle looking for the longest side known as...
Curated OER
Cartesian Coordinate System
Students research the Cartesian Coordinate System and its many uses in the world of mathematics and algebra.
Curated OER
The Function Box
Students look around classroom and identify any patterns they see, describe patterns and explain why they are patterns, use pencil to demonstrate arithmetic patterns by tapping, practice predicting patterns by using Function Box, and...
Curated OER
Perimeters, Patterns, and Conjectures
Students discover patterns and write conjectures relating to perimeters and polygons. Working in cooperative learning groups, they use manipulatives and graphic organizers to solve problems then answer a series of questions in which they...
Curated OER
Exploring Solving Equations
Put out by Texas Instruments, this lesson involves learners in an activity focused on adding polynomials, solving equations, factoring trinomials, and expanding binomials. A TI-89 calculator is needed to complete this lesson.
Curated OER
Factoring Expressions
In this factoring worksheet, high schoolers factor guided monomials, then binomials, and work their way to trinomials. There are 8 questions with multiple parts.
Curated OER
Equations in Motion: Design and construct a mobile
Students participate in a lesson that covers the concepts of solving equations and inequalities. To master the concept they must demonstrate visually and verbally how both sides of an equation must be balanced. They construct a balanced...
Virginia Department of Education 
Growing Patterns and Sequences
Learners explore, discover, compare, and contrast arithmetic and geometric sequences in this collaborative, hands-on activity. They build and analyze growing patterns to distinguish which kind of sequence is represented by a set of data...
Curated OER
Cartesian Coordinate System
Young scholars explore the Cartesian coordinate plane and plot points on the graph. They interpret coordinates for a point from the graph and give the ratio of rise over run for slope.
Curated OER
Area and dimensions
Sixth graders study the concepts of area and dimensions. In this area and dimensions lesson, 6th graders work in pairs to complete the handout included that illustrates ways to represent various numbers. Students also determine what...
Curated OER
The Function Box
Students explore arithmetic and numerical patterns. After observing a teacher created function box, students describe a pattern and predict what will "come out" of the function box. They explore patterns such as geometric shapes,...
Curated OER
Factoring Quadratic Trinomials
In this factoring trinomials worksheet, 9th graders solve and complete 36 various types of problems. First, they write each trinomial in factored form. Then, students write all of the factor pairs of the third term and circle the pair...
Curated OER
The Beauty of Number Patterns
Teaching your child about patterns can be a fun and motivating experience.
Curated OER
Visual Patterns in Tessellations
Learners explore tessellations as well as various types of polygon. Students examine tessellating patterns in the world around them. Learners examine tessellations by creating their own tessellations and completing the included worksheet.
Curated OER
Double, Double: Looking at the Effect of Change on Perimeter, Area and Volume
Students explore perimeter, volume, and area. In this math lesson, students explore how changes in dimensions of geometric shapes affect the perimeter, area and volume of the various shapes. Students investigate the results when the...
Oswego City School District
Regents Exam Prep Center: Quadratic Equations
Includes lesson, practice exercise, and teacher resource on how to factor quadratic equations. You'll find examples for using the factoring and graphing methods for solving, a twelve-question quiz with hints and answers, and a suggested...
National Council of Teachers of Mathematics
Nctm: Illuminations: Algebra Tiles
Use tiles to represent variables and constants to solve algebra problems. Solve equations, substitute in variable expressions, and expand and factor.
National Council of Teachers of Mathematics
The Math Forum: Understanding Algebraic Factoring
This site from the Drexel University explains the principles of factoring symbolically using algebra tiles.
National Council of Teachers of Mathematics
The Math Forum: Suzanne Alejandre: Algebraic Factoring
Use algebra tiles to explore factoring of polynomials.