Illustrative Mathematics
Placing a Fire Hydrant
Triangle centers and the segments that create them easily become an exercise in memorization, without the help of engaging applications like this instructional activity. Here the class investigates the measure of center that is...
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Block It: Using a Manipulative to Solve Math Problems
Young scholars practice using visuals to solve math problems. In this math manipulative lesson, students utilize pattern blocks to participate in a class game in which geometric shapes touch other player's pieces. Young scholars gain...
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Math: Are They the Same - or Knot?
Students discover the equivalence between knots and math through a manipulative exploration. In pairs, they select three sets of identical knots and change their forms without breaking the knots apart. Students pass them along to the...
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Kindergarten Math Counting
Young scholars practice their counting skills. In this counting practice lesson, students count from one to five orally, write the numbers through five independently, identify the numbers, and use macaroni for a hands on counting activity.
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Using inverse Operations to Solve Equations
Fifth graders solve equations. In this algebraic equations lesson plan, 5th graders use the inverse operation to solve an equation. The teacher reminds students to perform the operation on both sides of the equation. This lesson plan...
Pennsylvania Department of Education
Modeling Spatial Relationships
Students model spatial relationships using math manipulatives. In this spatial relationships lesson, students work with a partner, and either connecting links or linking cubes that are three different colors. They explain to each other...
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How Many Pieces of Mail?
Fourth graders explore their multiplication skills. In this number sense lesson, students use their problem solving skills to solve a word problem that requires them to multiply 2 or 3-digit numbers by 1 or 2-digit numbers....
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Logic- Always and Sometimes
Second graders investigate logical reasoning. In this math vocabulary lesson, 2nd graders explore the words: always and sometimes while evaluating story problems. Students create images on KidPix to illustrate their understanding of the...
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Rice and More Rice
Fifth graders explore problem solving strategies for mathematical estimation. In this math problem solving lesson, 5th graders predict how many grains of rice are in a jar, practice establishing and looking for patterns in...
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Multiplication Stories
Second graders solve various multiplication math word problems involving cars and people, fish and fish bowls, and tables and table legs. They write and solve multiplication story problems related to whole numbers, addition, subtraction,...
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Blueberries for Sal
Students read the book "Blueberries for Sal" and complete various computation math activities with blueberries. In this computation lesson, students complete number sentences, play guessing games, and solve story problems using...
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Why can't We Use SSA to Prove Triangles Congruent?
Students investigate triangles and congruences. For this geometry lesson, students differentiate between inductive and deductive reasoning. They differentiate between similar and congruent triangles.
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Measuring to the Nearest Inch
Third graders use whole numbers and fractions to make connections between abstractions of the mathematical world and the real world. In this fractions and measurement lesson, 3rd graders identify, quantify groups , and measure distances....
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Rolling Marbles
Students develop and use problem solving strategies to mathematically solve a word problem involving marbles. They solve the first part of the problem together as a class, and in small groups solve and write a solution for the problem...
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Add It Up
First graders engage in a lesson that gives the research basis for the use of manipulatives for the basic operations in mathematics. They use the variety of tools to solve basic problems. The lesson has valuable resource links for the...
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Counting 1-5
Students explore numbers by participating in basic counting activities. In this early math lesson, students identify the numbers between 1 and 5 and read several books that demonstrate early counting. Students practice counting to 5 on...
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Center Time
First graders recognize and represent mathematical relationships using symbols and use number sentences with operational symbols to solve problems. They complete various activities such as tug of war, monkeys on a vine, and hit and miss....
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Cutting Up in Class, Fractal Style
Students create three-dimension models demonstrating exponents, multiplying and dividing of fractions, and the use of repeating patterns in tessellations, mirror images, and tiling.
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Don't Eat the Crayons: Real-Life Multiplication
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson plan assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
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Even and Odd Numbers Closure Activity
Students practice the concept of mathematical closure as it relates to even and odd numbers. In this math lesson, students perform 4 different tasks to understand the number closure concept. Students identify, explain, predict,...
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Monkey Subtraction
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.
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Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
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Stories That Really Add Up
Students, in groups, develop math lessons for younger students that each stems from a popular student story. Group members individually develop lessons for other subject areas based on their group's story, creating interdisciplinary units.
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Ordering Fractions
Second graders use shapes to create various fractions. In this fractions lesson plan, 2nd graders define a fraction, visit a website where they make fractions using various shapes, and use a fraction square set to create and name...