Curated OER
Matrices
In this Algebra II worksheet, 11th graders determine if matrices are inverses, multiply matrices, and solve matrix equations. The three page worksheet contains explanation of topic, worked examples, and five practice...
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Addends with Spiffy
Students solve single variable equations. In this missing addend lesson, students solve problems with missing addends. Students create a function box to help study numerical reasoning.
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Having Fun Working with Fractions
Pupils participate in various activities that increase their understanding of and ability to solve problems with fractions.
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Making Arrays
In this making arrays worksheet, students, working with a partner, study and calculate how to make arrays by completing six exercises.
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Area Explorations
Learners explore the concept of area. In this area lesson plan, students find the area of irregular shapes with right angles. Learners break down each irregular shape into multiple regular shapes in order to find the area. Students...
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The Apple Blossom Problem
In this apple blossom problem, learners examine a given situation in a board game. They determine the best way to win the game and the expected payoff. This one-page worksheet contains 1 problem.
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How Big Is It?
Fifth graders look at the Garrison flag and estimate how big it is. In this measurement lesson plan, 5th graders then calculate the area and perimeter of the flag.
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Mixed Addition and Subtraction Word Problems Two Version 1
In this word problems instructional activity, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 word problems.
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Complexity
Students perform mathematical operations on complex numbers. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain practice performing operations on complex numbers.
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Mixed Expressions and Complex Fractions
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
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Marvelous Multipliers
Third graders, in groups, solve problems by using counters and drawing counters on paper.
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"The Rajah's Rice: A Mathematical Folktale from India" adapted by David Barry
Middle schoolers use large numbers and learn exponential representation and explain patterns and relations of powers of 2.
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Venn Diagrams & Word Problems
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
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Building a Ship Lesson Plan
Students draw a ship to scale, and calculate the real life size. They show that measurements on the drawingsare annotated with the distances reported in inches (fractions and decimals), and their real-world equivalents
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Around and Around We Go
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
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Area Lesson Plan
Students manipulate a variety of materials and computer applets in order to explore area and the units used to measure it.
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1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
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Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)
Students 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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Calculating Areas for the Caged Animals At Miami Metrozoo
Seventh graders calculate the area of certain cages at the Miami Metrozoo after observing a teacher demonstration.
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Roots and Radical Expressions
In this Algebra II worksheet, 11th graders simplify radical expressions. The two page worksheet contains explanation, worked example, and three practice problems. Answers are not included.
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Graphs
Students graph ordered pairs to model the relationship between numbers. After observing the patterns in ordered pairs, they describe the relationship, and create graphs from a data table. Students describe intervals in the graph, and...
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Fun Brain
Fun Brain: Tic Tac Toe Squares (Math Facts Games)
Players practice adding, subtracting, multiplying, and dividing skills while playing virtual Tic Tac Toe. They can also try their hand at squares, cubes, and square roots.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Matrix Multiplication
Students learn about matrix multiplication. Topics examined are identity matrices and properties of matrix multiplication. The tutorial consists of class notes, examples, and practice problems. Review exercises and a chapter quiz are...