Curated OER
Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)
Young scholars learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
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Quilting Geometry
Study geometry through the concept of quilt design. High schoolers examine the geometric shapes in various quilts and then create their own quilts using geometric shapes that fit together. In the end, they write a paragraph to...
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Factoring Trinomials
Students factor trinomials and other quadratic functions. In this algebra lesson, students solve trinomials containing negative and positive coefficients. They factor quadratics of difference squares as well as regular polynomials.
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Measurement: Perimeter and Area
In this perimeter and area lesson, students learn the formulas for perimeter and area and view model problems using tiles. Students work in groups to solve practice problems. Students define perimeter and area and explain why...
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Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
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Interesting Integers
Students add and subtract integers. In this algebra lesson, students analyze integers using hands on manipulative. They solve problems of addition and subtractions using their signs correctly. They play a game of cards to reinforce the...
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Factoring
Ninth graders factor equations and find prime numbers. In this algebra lesson, 9th graders find the factors and prime factors of a number using multiples and relatively prime numbers.
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The Window Problem
Young scholars identify patterns and compute formulas to solve the problems. In this algebra lesson, students come up with a rule given a pattern, and analyze the relationship between data and graphs.
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Factoring Trinomials
Have the class factor and solve trinomials of integers in the form x2 + bx + c, where b and c are positive. They relate factoring to area and then follow a specific format to factor their trinomials. Tiles are used to help them...
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Scrabble Problem
In this algebra instructional activity, 4th graders play a game of scrabble using equations. They use the rules for scrabble when solving the equations.
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Factoring Trinomials
Students factor trinomials. In this algebra lesson, students identify the different integers making up the trinomial and use the special pattern to factor them. They continue to model the equations and how to factor correctly.
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What Are My Chances?
Students calculate probability. In this lesson on probability, students use given data to calculate to chances of a given event occurring. Many of the calculations in this lesson are applicable to daily life.
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Two-Step Equations
Sixth graders work through a two-step equation with their teacher. After reviewing one-step equations, they complete a worksheet using tiles and colored pencils to complete two-step equations. To end the lesson, they write out the step...
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Pythagorean Theorem
Students engage in a study of the Pythagorean Theorem to classify the hypotenuse of a triangle. The teacher uses examples from the lesson to aid students in comprehension of solving problems that involve problem solving. They create a...
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Visual Expressions
In this visual expressions worksheet, 8th graders solve 10 different problems that use visual expressions to solve. First, they write the numerical expression for the models illustrated. Then, students use a number line to solve two...
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Patterns
Students identify patterns in equations. In this algebra lesson, students write equations of problems with recurring patterns. They relate and model real life situation using functions.
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Polynomial Multiplication
Students review information about how to multiply polynomials and then work in pairs to complete a worksheet. They use graphing calculations to help them solve their math problems.
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Visualizing Integers
Students create visuals on the TI Calculator to solve problems. In this algebra lesson, students perform basic operations with integers. They add, subtract, multiply and divide.
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Balanced Or Unbalanced
Students use physical models and graphs in order to solve problems that have their origin in the real world that require algebraic thinking. The words are changed into equations and inequalities in order to be solved. This requires...
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Visualiziing Equations
Students use visuals and words to solve equations. In this algebra lesson, students observe the necessary steps needed to add, subtract,multiply and divide to solve an equation. They graph their solution using the TI calculator.
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Is the System Fair?
Students investigate shapes and patterns. In this algebra lesson, students move from concrete to abstract understanding of shapes and concepts. They use variable to identify the unknown.
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Adding Integers with Counters
Learners solve integers using addition. In this algebra instructional activity, students add integers using counters. They define and label patterns created by integer operations.
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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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Patterns and Functions
Pupils investigate patterns and functions. In this algebra lesson, students examine the repetition of integers and objects. They create formulas for the repetition and identify them as function using equations.