Curated OER
Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
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Linear Equations
In this algebra worksheet, student linear equations through addition, subtraction, multiplication and division. They check their work algebraically. There are 26 problems.
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Properties of Operations
Eighth graders use the order of operation correctly. For this algebra lesson, 8th graders solve integers using the order of operation. They apply the commutative as well as the associate property to solve problems correctly.
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Calculating Distances in Two and Three Dimensions
Students use the Pythagorean Theorem to solve problems. In this geometry lesson plan, students solve for the distances by calculating the different parts of the shape of a two and three dimensional shape. They reason by analogy.
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Busted!
Students play a math game using teacher-created cards that target a specific math skill. They solve the presented equations and check their answers with one another. If they are correct they keep a card, if not the card is discarded.
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Get a Line on Integers
Students explore number sense by completing math function problems in class. In this integers instructional activity, students define integers and practice plotting them on a number line. Students utilize math functions such as addition...
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Order of Operations
Seventh graders explore the order of operations. They compare how the values of equations change when the order of operations is not followed. They discuss the order of operations. Independently, 7th graders solve equations. Students...
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Review of Significant Digits
In this significant digits worksheet, high schoolers review the rules for performing calculations with significant digits. Students then express answers with the correct number of significant digits. This worksheet has 3 short answers...
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Strategies for a Successful World
Young scholars solve real-life social issues. In this character education lesson, students discuss instances of gender bias, stereotyping, and discrimination. Young scholars then discuss how to address the social issues.
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Order of Operation
Students solve problems using the order of operation. For this algebra lesson, students factor, subtract, add and divide using the correct order to remove parentheses. They simplify expressions by combining like terms.
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Linear Functions
Young scholars solve, identify and define linear equations. In this algebra lesson, students calculate the slope and y-intercept of a line. They graph the line given two points and the slope.
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Operations of Polynomials
Students investigate the concept of manipulating polynomials. They go through the process of using algebra tiles in order to practice grouping of like terms and model the solving process.
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Linear and Non-Linear Equations
Learners study linear and non-linear equations. After a teacher demonstration, they use calculators to solve and graph equations. They distinguish the difference between linear and non-linear equations.
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Information Security Basics
Students explore the five steps to becoming a security expert. In this information security instructional activity, students complete a tutorial and problem solve case studies to identify proper online procedures and safety.
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Illustrative Mathematics
Comparing Rational and Irrational Number
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
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Jambalaya's Restaurant
Students use a menu and recipes to work on adding, subtracting, and percentages. They are given they weekly circulators, advertisements, or actual products and students practice figuring out sales tax. Students figure slaes tax and tip...
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Something's Hiding!
Second graders practice finding out how many tens and ones blocks are hidden from a given total. They mentally perform calculations involving addition and subtraction to explain the meaning of the digits in two to three digit whole numbers.
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Adding and Subtracting Decimals
Fourth graders develop the concept of adding and subtracting decimals. In this decimal lesson plan, they participate in a teacher directed demonstration of how to add and subtract decimals. They work in teams as each person performs one...
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Variables on Both Sides
Young scholars solve equations with variables on both sides of the equations. In this algebra lesson, students use addition, subtraction, multiplication and division to solve problems. They combine like terms and identify the unknown.
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Stand Up for Math
Students apply basic or advanced mathematical skills while working cooperatively with other students to solve problems. They demonstrate comprehension of addition, subtraction, multiplication, and or division with a strategy that...
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Duplicating Segments and Angles
Tenth graders investigate geometric construction. In this geometry lesson, 10th graders explore the procedure for copying an angle and a segment. The lesson emphasizes the difference between a sketch, a drawing, and a...
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Subtracting 1: Practice 1
In this subtraction worksheet, learners solve a total of 35 problems, subtracting 1 from various numbers; a separate link is given for answers.
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Talk-About-It
Students identify and interpret how it is important to know class rules and the difference between "Big" and "Small" problems. They identify what the problem is, how the problem makes them feel, how the problem was solved, and how to...