Lesson Plan
Curated OER

Factoring Trinomials

For Teachers 9th - 11th
Students factor trinomials using specific factoring methods. For this algebra lesson, students factor equations using the difference of squares and foiling. They play a game to enhance their understanding of factoring.
Lesson Plan
Curated OER

Tangram Puzzles

For Teachers 8th - 12th
Students explore the origin of tangram. In this algebra instructional activity, students form different shapes and figures using tangram. They solve for the area of different shapes without using any geometric formulas, but the idea of...
Worksheet
Curated OER

The Irrational Numbers

For Students 9th - 11th
In this Algebra I/Algebra II activity, students identify rational and irrational numbers.  The one page activity contains a combination of ten multiple choice and free response questions.  The answers are included. 
Lesson Plan
Curated OER

The Window Problem

For Teachers 9th - 10th
Students identify patterns and compute formulas to solve the problems. In this algebra instructional activity, students come up with a rule given a pattern, and analyze the relationship between data and graphs.
Worksheet
Curated OER

Scales Problems

For Students 4th - 8th
In this scales worksheet, students find the weight of the shapes on the scale by comparing it to the other side, and make up their own problems. Students complete 5 sets of problems.
Worksheet
Curated OER

Factoring Trinomials (a=1)

For Students 8th - 10th
In this factoring trinomials learning exercise, students factor twenty-six trinomial expressions. One problem is not factorable, one is a perfect square, and seven problems require students to factor out a common integer prior to...
Worksheet
Curated OER

Radicals and the Irrational Numbers

For Students 9th - 10th
In this Integrated Algebra worksheet, learners differentiate between rational and irrational numbers and locate irrational numbers on a number line.  The one page worksheet contains six problems.  Answers are provided. 
Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
Activity
Curated OER

Math Challenges

For Teachers 8th - 10th
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.
Worksheet
Curated OER

The Right Angle

For Students 11th
In this algebra worksheet, 11th graders solve word problems creating a right triangle. Students determine the point and direction this turn of ninety degrees occurs. There are 4 questions with an answer key.
Worksheet
Curated OER

Equations Analysis Test

For Students 9th - 11th
In this algebra worksheet, students are asked to solve equations by completing word problems based on clues. They have to make the equation a true statement. There are 37 questions with an answer key.
Lesson Plan
Curated OER

Price of Apples- Linear Data

For Teachers 8th - 10th
Students collect data and create a graph. In this algebra lesson, students describe functions graphically, algebraically and verbally. They identify functions as being independent and dependent using variables.
Worksheet
Curated OER

Exponents of Variables Worksheet

For Students 8th - 9th
On this algebra worksheet, students complete 20 computation problems involving multiplying exponents by exponents. Answers can be checked by selecting the link at the end of the page.
Assessment
Inside Mathematics

Patterns in Prague

For Teachers 8th Standards
Designers in Prague are not diagonally challenged. The mini-assessment provides a complex pattern made from blocks. Individuals use the pattern to find the area and perimeter of the design. To find the perimeter, they use the Pythagorean...
Workbook
Math Sphere

Co-Ordinates

For Students 5th - 8th Standards
Challenge young mathematicians' understanding of the coordinate plane with this series of skills practice worksheets. Offering 10 different exercises that involve identifying ordered pairs,...
Activity
Curated OER

House Project

For Teachers 5th - 8th Standards
Make young mathematicians' dreams a reality with this fun drawing project. Given the task of designing their dream home, students create drawings and physical models that demonstrate their understanding of proportion and scale.
Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Lesson Plan
Curated OER

Arithmetic Complex Numbers

For Teachers 10th - 11th
Students convert quadratic functions from standard form to vertex form. In this algebra lesson plan, students solve polynomials using synthetic and long division. They derive and apply the remainder theorem and factor theorem.
Lesson Plan
Curated OER

Quadratic Equations with Complex Coefficients

For Teachers 11th - Higher Ed
Students solve and graph quadratic equations. In this algebra lesson, students perform basic operation using addition, subtraction, multiplication and division. They compute the quadratic formula.
Worksheet
Curated OER

The Quadratic Formula

For Students 11th
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations and examine the discriminate to determine the number and type of roots a quadratic equation will have.  The two page worksheet...
Lesson Plan
Curated OER

Quadratic Rules and Graphs

For Teachers 9th - 11th
Students identify the properties of quadratic equations. In this algebra lesson, students find the vertex and intercepts of a parabola. They factor quadratics and identify the zeros of the equations.
Lesson Plan
Curated OER

Tile Patterns that Grow

For Teachers 6th - 8th
Students explore how a pattern built with square tiles grows and describe the change from stage to stage. They predict later stages of a tile design sequence and create math equations related to the growth of tile designs.
Lesson Plan
Alabama Learning Exchange

Density

For Teachers 9th - 12th Standards
Students observe a demonstration of regular soda versus diet soda.  In this exploring density instructional activity students complete a lab on density and present a PowerPoint presentations of their results.
Lesson Plan
Curated OER

Tukutuku Patterns

For Teachers 4th - 5th
Students complete a series of lessons involving Tukutuku patterns, their rotations and area formulae. They determine the algebraic formulae for sequences. They use images as they work through the lessons to find the number of crosses in...