Curated OER
Prime Factorization
Students work with prime numbers. In this prime factorization lesson, students review writing numbers in their prime factorization form and solve multiple problems.
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Sampling Techniques
Sixth graders examine how to select samples and apply them to an experiment. In this sampling lesson, 6th graders use a bag of yellow and blue cubes to take a sample. They predict how many of each color there are the bag. They set up and...
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M&M Caper
Students participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...
EngageNY
Population Problems
Find the percent of the population that meets the criteria. The 17th segment of a 20-part unit presents problems that involve percents of a population. Pupils use tape diagrams to create equations to find the percents of subgroups...
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Data Analysis
Twelfth graders collect and analyze data. In this secondary end-of-course mathematics lesson, 12th graders formulate a question they would like to answer and decide on an appropriate means of data collection. Students...
EngageNY
A Synthesis of Representations of Equivalent Ratio Collections
Make all the ratio representations fit together. The 15th segment in a series of 29 presents ratio problems to solve. Scholars use a variety of representations to respond to the questions. The problem set has pupils show how the...
Curated OER
Chill Out
Students investigate Newton’s Law of Cooling. In this Algebra II/ Pre-Calculus lesson, students explore exponential regression as they conduct an experiment to simulate the temperature variations that occur as a liquid cools. ...
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Using Graphs and Charts
Students complete T charts and manipulate numbers using graphs and charts. In this math graphs and charts lesson, students review the concepts of pattern and function. Students then complete practice pages where they manipulate numbers...
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Number Sense
Eighth graders participate in a instructional activity that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
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Multiplying by 10, 100, & 1000
Students understand that a shortcut can be used when multiplying by 10, 100 & 1000. For this multiplying lesson, students mentally multiply by 10, 100 & 1000. Students complete a worksheet with multiplication problems.
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Composition of Reflections
Students perform reflections and translations of polygons. In this geometry lesson, students perform reflection in two parallel lines. They use Cabri to observe the transformation and rotations of each shape.
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Linear Modeling: Functions
Learners analyze linear functions. In this algebra lesson, students create a linear model to relate coordinate pairs. They evaluate and solve equations.
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Using Arrays to Show Multiplication Concepts
Students draw arrays. In this multiplication lesson, students draw arrays, write multiplication sentences for arrays and discuss how changing the order of the factors affects the product.
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Using a Multiplication Table to Divide
Students use a multiplication table to divide. In this multiplication table lesson plan, students use the answers in the multiplication table to find its factors. Students find the product of 5 and 6.
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The Minimal Distance Point from the Vertices of a Triangle
Students calculate the distance from the vertex of a triangle to the center. For this geometry lesson, students find the shortest distance between a point and the vertex of a triangle. They relate this concept of distance to the real world.
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Teaching Money
Students identify coin/money values, write amounts of money and calculate change. The poem, "Smart" by Shel Silverstein is used in this lesson plan.
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The Mandelbrot Set
Students explore the concept of Mandelbrot sets and Julia sets. In this Mandelbrot and Julia set instructional activity, students use a function integrator applet to investigate two-variable function iterations. Students use Julia set...
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Polynomial Functions
Students explore polynomial functions. In this Algebra II lesson plan, students explore graphs of polynomial functions as classify the functions as linear, quadratic, cubic, or quartic. Students determine the regression...
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Cartesian Coordinate System
Students explore the concept of the coordinate plane. In this coordinate plane lesson, students graph points on the coordinate plane using an applet. Students graph functions using an applet. Students play a Maze Game where they must...
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The Bell Curve
Students explore the concept of the bell curve. In this bell curve lesson, students discuss the controversy associated with the bell curve. Students use an applet to explore a normal distribution. Students discuss mean, median, mode,...
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Estimating With Fire
Students solve problems with percents, decimals and fractions. For this algebra lesson, students convert between fractions, percents and decimals. They estimate their answers and calculate their answer.
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JFK Assassination
Students write equations of a line. In this algebra lesson, students investigate the assassination of JFK through linear equations. They calculate the length of given line segments.
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Sampling Rocks
Students examine how to take a sample by looking at rocks in the schoolyard. In this sampling lesson, students discuss ways to classify rocks by color, size, and weight. They think about how many rocks would make a good sample of...
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Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division lesson plan, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient. They adjust...