World Wildlife Fund
Shapes
Investigate the properties of three-dimensional figures with this Arctic-themed math lesson. Beginning with a class discussion about different types of solid figures present in the classroom, young mathematicians are then given a...
Curated OER
Finding Equal Groups
Build counting fluency in your kindergartners with this counting and grouping timed learning game. Provide various groups of objects to count such as a clear plastic bag filled with 7 beans or a cup with 5 pennies. There are many other...
Curated OER
Surface Area and Volume
Upper graders identify the surface area and attributes of figures that are measurable. They estimate, measure, and record perimeter, area, temperature change, and elapsed time, using a variety of strategies. They also determine the...
Curated OER
Measuring Volume/Capacity Using the Metric System
There is more than one way to measure an amount, as learners discover by applying multiple measurement tools in these activities. Centimeter cubes, cylinders, beakers, and measuring cups are used to find the volume of regular and...
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Chances Are......You're Right
Young mathematicians study probability. In this math lesson, learners calculate odds, and convert those into percentages of probability. Fractions are also used, making this lesson quite rich in some of the more difficult conversions...
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An Introduction To Volume
Upper graders explore the topic of volume. In this math lesson plan, pupils count volume in cubic units, multiply to find volume, estimate volume, write a multiplication sentence to find the volume, and make a cost analysis of different...
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Interesting Integers and Exciting Equations
An 80-page resource provides four lessons and all associated worksheets to teach middle schoolers about expressions and equations. The lessons are hands-on, using games, "integer chips," a balance and cubes, and cut and paste activities....
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Multiplication Magic
Investigate multiplication problem solving strategies by working with base 10 blocks. Learners decompose problems with a Merlin the Magician theme. Multiple resources are provided.
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Multiplication: Bugs Can Multiply, So Can I!
Develop multiplication skills with your class. Youngsters will visualize multiplication as repeated addition. Then they will create a multiplication bug book and discover arrays as a strategy for multiplication problem solving....
Willow Tree
Order of Operations
It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include...
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Nothing But Problems
Here is a fabulous instructional activity on problem solving in the mathematical world. In it, third and fourth graders get lots of great coaching on how to approach word problems, and how to best find a solution. They watch an episode...
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Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Curated OER
Book Title: Ten Flashing Fireflies
This instructional activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose...
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Solve Story Problems: Sold! A Mathematics Adventure
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
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America's Civil Rights Movement, Cubing
Students explore cubing as a graphic organizer to better explain the key concepts of the Civil Rights Movement and take positions on key concepts regarding the Movement.
Curated OER
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....
Curated OER
The Five Number Game
Students explain what it means to square numbers. They explain what it means to cube numbers. Students define prime numbers using their own language. They are introduced to the problem by playing one game as a class.
Curated OER
Make a Match
Second graders examine the relationship between addition and subtraction. For this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators) to...
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Volume
Students, after reviewing the measuring of the lengths of sides of different shapes along with the calculation of their perimeters and areas, encounter what it means by the 'perimeter' of a polygon. They practice measuring units of...
PBS
Arguing over Area
With the help of the Area Officers and Perimeter Patrol, you learners will develop a better understanding of area and its relationship to perimeter. First, they view a video clip from Cyberchase, and then they visit a website to...
Curated OER
Learning by Logic - Total Surface Area
Geometers calculate the area of plane surfaces using the formulas for the area of a square, rectangle, and triangle. They develop the formula for calculating the total surface area of two geometric solids: the cube and rectangular prism.
Curated OER
Linear Equations & Manipulatives
High schooler math young scholars review operations and solve linear equations using manipulatives--squares, cubes, circles, and cups. They transfer the operations performed on the manipulatives in equation form.
Curated OER
Jessica's Aquarium
Sixth graders use problem solving strategies to determine the amount of gravel needed to fill the bottom of an aquarium that is 50 cm long, 20 cm wide, and 30 cm high. Students use centimeter cubes and brainstorm strategies they might...
Curated OER
Justifying Answers
Young scholars demonstrate how to solve word problems. For this problem solving lesson, students use strategies such as drawing pictures, using counters, and making a table to justify how they solved the word problem.