Curated OER
Toothpick Triangles
Explore patterns, variables, and mathematical relationships when you examine patterns with toothpicks and determine the next sequence of figures. Your class writes and justifies a formula based on the sequence. An answer key is included.
PBS
Toothpicks and Transformations
Students investigate quadratic functions using geometric toothpick designs. They review transformations of quadratic functions-vertical and horizontal shifts, and stretches and shrinks. Students match the symbolic form of the function to...
T. Smith Publishing
Finding Percentages 6A
A list of 20 two to three-digit numbers asks math whizzes to determine specified percentages for each. The publisher has linked the assignment to CCSS.Math.Content.6RP.3, and it is targeted at the discreet skill of finding a percent of a...
Curated OER
How Do You Profit From Trading Stocks?
Young scholars see how to calculate the gains and losses of their stock portfolios. They use basic math skills in calculating their stock investment the old-fashioned way.
Curated OER
How Many Animals?
Students use their math skills to develop estimates for the population of several animal species native to the Austrailian rainforest. It is a simulation that researchers at the Center for Rainforest Studies in Australia perform to...
Curated OER
Study Buddies- Estimating Products
In this math worksheet, young scholars work with a partner to practice estimating products using rounding. They discuss the process of rounding and whether multiplying the rounded numbers is easier or more difficult than multiplying the...
Illustrative Mathematics
Tangent to a Circle From a Point
Learners see application of construction techniques in a short but sophisticated problem. Combining the properties of inscribed triangles with tangent lines and radii makes a nice bridge between units, a way of using information about...
Curated OER
Intersecting Graphs
Ninth graders know how to solve a system of linear equations, but what happens when the system involves an exponential function? The instructional slideshow teaches viewers to determine solutions to systems of equations with linear and...
PwC Financial Literacy
Evaluating Financial Information
Advertising is all around us. Sometimes those advertisements are directed at young people, so it's important for youngsters to recognize false advertising and fraud when they see it. That's what this instructional activity is all about....
The New York Times
Fiction or Nonfiction? Considering the Common Core's Emphasis on Informational Text
Nothing aids in comprehension more than an explanation and understanding of why things are done. Address why the Common Core requires the reading percentages that it established and analyze how this affects your readers. Learners read...
Curated OER
Algebra II Test
In this algebra test, students must determine 3 definitions, match 4 equations to the answer, 4 short answer, and graph 4 points on a coordinate plane. There are 20 questions total.
Curated OER
Worksheet 37
Students review the general form of the solution to the Dirichlet problem on the rectangle 0 ≤ x ≤ a, 0 ≤ y ≤ b with homogeneous boundary conditions except for u(a, y) = f(y). Then they use the symmetry to find the general form of the...
Inside Mathematics
Number Towers
Number towers use addition or multiplication to ensure each level is equal. While this is common in factoring, it is often not used with algebraic equations. Solving these six questions relies on problem solving skills and being able to...
Curated OER
Populations Lab - Cultures Lesson: Statistics / Sampling Patterns
Ninth graders examine the application of statistical sampling, data collection, analysis, and representation that exists in schooling and teenage lifestyles in Japan and the United States.
EngageNY
The Opposite of a Number's Opposite
It's said that opposites attract, but what about opposites of opposites? Individuals learn about the opposite of opposites using number lines. They complete a group activity in which members determine the opposite of opposites of integers.
Curated OER
Worksheet 5
In this math worksheet, students review integrating factors for linear equations. Then they read about the definition and solving of homogeneous equations.
Curated OER
Worksheet 38
In this math worksheet, students investigate different types of functions and coordinate systems. They review that when integrating a function over a region in the plane using polar coordinates, a “magical” factor of r appears in the...
Curated OER
Exponential Functions
Analyze functions by their shape and equation and identify decay and growth based on the equation given. Learners graph their exponential functions and differentiate it using the logarithmic versus the exponential function.
EngageNY
Sampling Variability
Work it out — find the average time clients spend at a gym. Pupils use a table of random digits to collect a sample of times fitness buffs are working out. The scholars use their random sample to calculate an estimate of the mean of the...
Curated OER
Algebra I: The Play
Young scholars revise their Algebra plays. They collaborate in small groups to work on different aspects of the play and report to the class. They make modifications to their plans and review the Musical Rubric to incorporate the...
Charleston School District
Operations with Exponents
It just multiplies out. The lesson provides the rules for operations with exponents and keeps them as positive integers in the lesson. Videos explain the rules for the operations with exponents while working out examples.
Virginia Department of Education
Types of Variations
Scholars determine how two quantities vary with respect to each other. They complete a fill-in-the-blank activity by stating whether the entities vary directly, inversely, or jointly, create equations that match different variations, and...
Curated OER
Measurement
Students measure angles, perimeter, area and volume. In this geometry lesson, students define different ways to measure and solve for the perimeter, area and volume of geometric shapes. They analyze and process information to help them...
Curated OER
Account --Recording Sales/Cash Recpts w/ Spec. Journals
Students explore sales journal, purchases journal, general journal, cash receipts journal, and Cash payments journal. They master the online vocabulary activities and then they complete the online chapter quiz.