CK-12 Foundation
Proportions to Find Percents: Bag of Candy
Proportions and percents are the focus of an interactive designed to boost math proficiency. Five questions challenge participants to solve candy-themed word problems. A color-coded tool with moveable parts assists mathematicians in the...
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Estimating Solutions to Word Problems
Fourth graders explore number sense by completing word problems in class. In this estimation lesson, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on the concept of...
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Frog and Toad
Second graders learn vocabulary and use of words, set, attribute Venn diagram. They learn to describe attributes.
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Describing Patterns
Fourth graders investigate repeating and growing patterns. Models, graphs and words are used to describe, extend and represent patterns. Students use evidence from models and graphs to support the identification of patterns.
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Perimeter
Students examine the concept of perimeter. Students calculate the perimeter of a random shape on a grid. Students develop a better understanding of the concept of perimeter. Students calculate the perimeter of shapes.
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Length, Perimeter, and Area
Students explore the concepts of length, perimeter and area. Students develop an understanding of length, perimeter, and area. Students calculate the area and perimeter of random shapes and calculate the area and perimeter of a triangle...
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Writing a Number Sentence
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
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Models for Dividing Fractions
Sixth graders represent division of fractions using manipulatives, such as freezer pops, candy bars, and models such as drawings squares. They develop an algorithm from these examples and solve problems using fractions.
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Multiplication of Decimals
Students participate in a lesson that explores the concept of using multiplication with decimals. They practice using the operation using whole numbers and progress to the use of decimals. The lesson includes dialogue for the teacher to...
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Cost and Revenues
Students develop the key concepts of total, variable, fixed, average and marginal costs. The theory of using different business scenarios is applied to different situations for an extension to real life application.
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Estimation
Pupils estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Pupils practice making estimations.
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Graphs Galore
Fourth graders conduct surveys to collect data. They analyze and interpret the data, then determine which type of graph is appropriate for the data. Students use the data to make predictions, discover patterns and draw conclusions...
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Graphing Linear Inequalities
Eighth graders extend skills for representing and solving linear equations to linear inequalities. Lesson activities build understanding and skill by plotting ordered pairs of numbers that either satisfy or do not satisfy a given...
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Probability Of One Event
Learners investigate the concept of probability. They use example problems in order to measure the likelihood of various outcomes. The lesson includes dialogue to be used by the teacher during direct instruction. They also use class...
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Buying My First Car Worksheet 3
In this math worksheet, students create a spreadsheet for the different costs of the purchase of a car and use the information to answer 3 questions.
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Less Than Or Greater Than
For this less than or greater than worksheet, students utilize the symbols to complete thirty-two number statements.
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Last Will and Testament of Amanda Hugandkiss
Eleventh graders apply mathematical knowledge and reasoning skills to solve a real life problem. In this algebra lesson, 11th graders use a variety of problem solving skills to solve non-routine problems of increasing difficulty. The...
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Measure for Measure: Lengths and Heights
Students explore measuring tools by calculating heights and lengths of random objects. For this distance measurement lesson, students utilize the Internet service MapQuest to measure the distance between their current towns and many...
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Math: Who Makes an Epidemic?
Students calculate the threshold value for the number of susceptible people needed to create an epidemic. They examine a real life flu epidemic and use the SIR model to solve the problems. Students discover they can use mathematics to...
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Where in the World?
Students explore how GPS works, the mathematics behind the technology, and how GPS is used. They find positions in one and two dimensions, and participate in a WebQuest that explores how math is used to find a location on Earth using GPS.
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Autumn
Take a walk through the forest as the leaves change color and fall from the trees, making way for a new ecosystem cycle to cycle through. An inquiry-based lesson plan examines how the process of decomposition eliminates tons of biomass...
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Properties
Seventh graders explore the concept of properties. In this properties lesson, 7th graders discuss the various math properties including the commutative, associative, distributive, multiplication properties and so on. Students create...
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The Commutative Cookie
Third graders investigate the commutative properties of multiplication and focus upon the setting of cubes in the correct patterns to solve problems. They differentiate between numbers that have multiple factors and prime numbers....
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Math Analogies
For this math analogy worksheet, students complete the analogy by writing in the last item based on the relationship between the first two items.