Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
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Math Investigations
Students demonstrate how math is used in everyday life. In this math investigation lesson, students develop a class-list of ways they use math everyday. Students define math vocabulary words, such as "counting," "daily life," and "measure."
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Area Applet
Elementary math classes calculate the area of a shape and explain the correlation between the size of the perimeter and the areas that can be contained within that perimeter. They also explain the effect the shape of the perimeter has on...
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Cool Tools to Solve Challenging Word Problems
Students explore math functions by completing worksheets in class. In this word problem lesson, students read the story A Remainder of One and practice solving division problems from the story. Students complete a worksheet which...
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Measure Twice, Cut Once
Elementary schoolers learn about metric units and how they are used by engineers. They learn how engineers use the units to measure mass, distance, and volume. Then, they estimate measurements of units, and compare them to actual...
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Hickory Dickory Doc Tell Time
Learners discover time keeping by reading clocks. In this time-telling instructional activity, students read the story Hickory Dickory Dock, and discuss the measurements of time we use. Learners complete worksheets in which they...
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Math Lesson Study Plan
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
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Math is Beautiful
Students explore how geometry is used on the composition of artworks by artists from different cultures. This lesson is equally suited for a Math or Art classroom at the late-elementary or early-middle school level.
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Slides, Flips. Turns......It's All On A Memory Book Page
Fourth graders use tangram sets to investigate the congruence of shapes. They use congruent shapes to demonstrate the properties of slides, flips, and turns. They complete a math journal entry that describes and illustrates each concept.
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Quadrilateral Clues
Fourth and fifth graders work in pairs explore quadrilaterals. In this problem-solving lesson, learners participate in hands-on activities that require them to identify, describe, compare, and classify quadrilaterals. This is meant to...
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Addition
Explore the concept of number bonds with your young elementary students. They will become familiar with the number bonds to 10, 20, and 100, and then play games to practice these skills. This is a differentiated lesson which includes an...
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Line Graphs: Gone Graphing
Practice graphing and interpreting data on line graphs with 36 pages of math activities. With rationale, worksheets, and assessment suggestions, the resource is a great addition to any graphing unit.
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How Much Has Math Changed?
Students solve problems using the opposite, reciprocal and powers. In this algebra instructional activity, students solve problems with inequalities and absolute values. They show understanding of the basic content of math in this...
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Sorting
A lesson on classification and sorting is here for you. Elementary schoolers participate in an interactive computer game in which they sort books by theme. They take a trip to the library to observe and discuss how books are sorted, and...
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Slope Lesson Plan
Students identify the relationship between relations and functions. For this algebra lesson, students investigate and find the slope of a line using a graph, 2 points and an equation. They calculate the slope from a set a data points...
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Let's Talk Teeth
Complete a number of activities in this group of lessons about dental health and teeth. Your elementary students will like the projects like making teeth models, reading a book, writing poetry and diagramming teeth.
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Fire!, Probability, and Chaos
Upper elementary and middle schoolers work with the concept of probability. They are introduced to the concept of chaos. Learners graph and analyze using a line plot, work with mean, and are introduced to the concept of variance.
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Adding and Subtracting Fractions and Mixed Numbers
Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...
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Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. In this math lesson, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
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Problem Solving with the Wilderness Classroom
Students complete 45 multiple choice math word problems. In this math word problems lesson plan, students solve word problems on time, graphing, all four operations, money, and more.
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Math Quilts
Young scholars examine geometric shapes. In this geometric shape lesson plan, students examine how geometric shapes flip, turn, and slide to create a pattern. Young scholars analyze the role that quilts played in helping slaves escape...
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Introducing Models to Elementary School Students
Students explore the concept of models. In this model lesson, students examine 3-dimensional models of various objects and body parts to better understand the natural world.
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Cuisenaire Rods And Math
Learners find the least common multiple of several given numbers using Cuisenaire rods. Previously taught math skills are reinforced by using Cuisenaire rod games, puzzles and or activities.
