Curated OER
Rationalizing the Denominator
In this algebra worksheet, students investigate how to rationalize a denominator to get rid of the root. There are 5 problems to be solved, containing roots in the denominator. An answer key is included.
Curated OER
Square Roots
Students differentiate between perfect roots and rational roots. In this algebra lesson, students perform operation using roots. They add, subtract, multiply and divide rational expressions.
Curated OER
Squares Have Roots?
Students define a square and connect this information to a square root. In this square root lesson, students make a chart listing square numbers and their roots.
Curated OER
3D Shapes
In this geometry worksheet, 10th graders match vocabulary words with their definitions. They review words dealing with geometry and 3D shapes. There are 54 questions with an answer key.
Curated OER
The Airplane
Students demonstrate the Bernoulli Principle, review the influences that affected the Wright Brothers, and make and modify paper airplanes. This amazing lesson plan has an excellent structure, and very clear plans for the students to...
MARS - Mathematics Assessment Resource Service
Applying Properties of Exponents
The properties of exponents are all linked together and it is your mathematicians' job to discover and apply those rules. The comprehensive lesson begins with a pre-assessment task to check for prior knowledge and then goes into a...
Curated OER
Calculate the Slope of a Line Using Two Points
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
Ohio Department of Education
The Solution is Complex
Consider complex numbers, roots, and quadratic equations. Use the discriminate as a way to determine the nature of a quadratic's roots. Then discuss the similarities and differences between quadratics with two, one, or no real roots....
Virginia Department of Education
Special Right Triangles and Right Triangle Trigonometry
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
Curated OER
Just the Facts, Ma'am
Elementary learners identify the main elements of story structure and form questions to summarize their reading. They listen as the teacher reads a story and then write questions to determine (1) main characters, (2) setting, (3)...
Curated OER
College Level Study Guide
In this study guide worksheet, students examine and complete questions that are similar to the college Accuplacer College Level Math test. This worksheet includes, but is not limited to, factoring and expanding polynomials, simplifying...
Mathematics Assessment Project
Generalizing Patterns: The Difference of Two Squares
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
Council for Economic Education
New Sense, Inc. vs. Fish 'Till U Drop or Coase Vs. Pigou
Who is responsible for protecting the environment, and who should pay when it is damaged? The role of government and private industry is complicated. A role-play simulation prompts individuals to decide how to protect a fictitious town...
Curated OER
The Golden Students
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
Curated OER
Cutting Corners - Parts 1 and 2
Students use optimization concepts to design their own container. In this optimization lesson plan, students understand how the optimization concept is critical in calculus and why products are packaged the way they are.
EngageNY
Wishful Thinking—Does Linearity Hold? (Part 1)
Not all linear functions are linear transformations — show your class the difference. The first instructional activity in a unit on linear transformations and complex numbers that spans 32 segments introduces the concept of linear...
EngageNY
Distance on the Coordinate Plane
Apply the Pythagorean Theorem to coordinate geometry. Learners find the distance between two points on a coordinate plane by using the Pythagorean Theorem. The vertical and horizontal change creates a right triangle, which allows...
Virginia Department of Education
Curve of Best Fit
Which function models the data best? Pupils work through several activities to model data with a variety of functions. Individuals begin by reviewing the shapes of the functions and finding functions that will fit plotted data points. By...
Education Development Center
Rational Exponents
It's rational to root for your class to learn about exponents. Scholars study rational exponents by reading a fictional dialogue between classmates. They analyze the conversation to understand the connection between rational exponents...
Howard County Schools
To Babysit or Not to Babysit?
Would you work for a penny today? Use this activity to highlight the pattern of increase in an exponential function. Scholars compare two options of being paid: one linear and one exponential. Depending on the number of days worked, they...
Curated OER
How Simple Is Your Rational Expression?
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Curated OER
To Quote or Not to Quote
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson plan as a way to reinforce...
Curated OER
Rational Exponents
In this Algebra instructional activity, students simplify expressions involving rational exponents. The one page instructional activity contains explanation, examples and nine practice problems.
Curated OER
Job Search: Steps to Completing a Job Application
Filling out a job application can be a confusing and overwhelming task for a young adult. Take some time and provide your class with practical advice and experience by filling out a real job application. Each learners fills out the...