Study Guide
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Adding Integers with Two Colour Counters

For Teachers 9th - 10th
Students use the zero principle to add integers. In this algebra lesson, students add positive and negative integers verifying the zero principle. They use manipulatives to help them see how opposites can cancel each other out.
Lesson Plan
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Eleanor Everywhere

For Teachers 3rd
Third graders read a biography on Eleanor Roosevelt. Using the text, they identify and discuss what she did to make a difference in the world. They discover what one person can do to help change the world.
Lesson Plan
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Count the Differences

For Teachers 9th - 12th Standards
Pupils find the difference between consecutive y-values on the calculator and write an equation that fits the data.  They continue finding the differences in consecutive y-values using lists on their calculator. Learners...
Lesson Plan
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Multiplying Decimals and Mixed Numbers

For Teachers 6th - 8th
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Lesson Plan
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Euclidean Algorithm

For Teachers 9th - 12th
High schoolers are introduced to the concept of a Greatest Common Divisor. They review the number systems. Students are told how the entire field of Number Theory primarily uses the integers. They are told the Fundamental Theorem of...
Lesson Plan
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Using Inequalities to Problem Solve

For Teachers 8th - 10th
Students explore inequalities. For this Algebra I lesson, students solve and graph linear inequalities involving addition, subtraction, multiplication, or division.  Students use inequalities to solve and graph real-world problems.
Lesson Plan
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Topsy-Turvy Math With Rational Numbers

For Teachers 4th
Fourth graders complete a worksheet. As a whole class, 4th graders hear a lecture and complete a worksheet on factors, multiplicative inverses and reciprocals, finding the quotient of two fractions and the division of fractions to...
Lesson Plan
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Number Dribble

For Teachers 1st - 2nd
Students dribble and catch a ball. In this number dribble lesson students are given numbers and math equations that require them to dribble or throw the ball a specific number of times. The students practice dribbling independently and...
Lesson Plan
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The Three Pigs

For Teachers 2nd
Second graders design and construct homes for the three pigs. Each of the homes is made and filled with patterns that we explore. They continue a sequential pattern and describe a rule for this.
Lesson Plan
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Standard Linear Form

For Teachers 9th
Ninth graders identify and describe the x-intercept as the place where the line crosses the x-axis as it applies to football. They create their own differentiations to reinforce the distinction between the x-intercept and the...
Lesson Plan
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Solving Inequalities and Graphing

For Teachers 9th - 10th
Young scholars solve and graph inequalities on a number line. For this algebra lesson, students solve using addition, subtraction, multiplication and division and graph their solutions using open or closed circles. They graph with...
Lesson Plan
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Water Usage and Conservation

For Teachers 6th - 8th
Students investigate water usage at school and at home. They use graphs and tables to evaluate water usage. Students describe possible water conservation measures. They use graphs and tables to relate data as part of a written report.
Worksheet
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Solving Equations

For Students 9th
In this Algebra I worksheet, 9th graders solve one-step equations using addition and subtraction. The one page worksheet contains ten problems. Answers are provided.
Lesson Plan
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Algebraic Addition

For Teachers 2nd - 8th
Students play a game to realize the rules of signs.
Worksheet
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Decimal Clues

For Students 5th
For this decimal clues worksheet, 5th graders use the clues to find the decimal for seven word problems using place value, addition and subtraction.
Lesson Plan
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Let's Take a Trip!

For Teachers 6th
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Lesson Plan
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Fractions Continued

For Teachers 4th - 5th
Students investigate the concept of using fractions to solve problems involving rational numbers. They order real numbers on the number line with the classification of fractions. Also students solve problems using the four operations...
Lesson Plan
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Commutative, Associative, and Distributive Properties

For Teachers 6th - 8th
Students explore the concept of the associative, commutative, and distributive properties. In the associative, commutative, and distributive properties lesson, students discuss real world examples of each property. Students demonstrate...
Lesson Plan
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The Cuisenaire Four-Pan Algebra Balance: Limitations and Suggestions

For Teachers 8th - 9th
Students illustrate the concept of balancing equations using a Four-Pan Algebra Balance. In this balancing lesson plan, students visualize why it is necessary to add or subtract the same quantity on both sides of an equation when solving...
Lesson Plan
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Simplifying Both Sides By Combining Like Terms, then Solving

For Teachers 9th - 11th
Students solve equations with variable on both sides of the equal sign. In this algebra lesson, students combine like terms using opposite signs. They solve for the desired variable using addition, multiplication, division and...
Worksheet
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Negative Numbers: 4 Operations

For Students 5th - 6th
In this negative numbers worksheet, learners use number lines to complete activities, adding, subtracting, multiplying and dividing negative numbers.
Worksheet
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Temperature and Negative Numbers

For Students 3rd - 5th
In this intermediate temperature and negative numbers worksheet, students record the temperatures on 4 thermometers. Students also respond to 6 short answer questions regarding temperature.
Lesson Plan
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Additive Inverses

For Teachers 6th - 8th
Students investigate properties of additive inverses.  In this properties of additive inverses lesson, students discuss the what it means for two numbers to be opposites.  Students discuss representing opposite numbers using a...
Lesson Plan
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Ruby Bridges: One Little Girl's Brave Act

For Teachers 2nd
Second graders examine the life of Ruby Bridges. In this bravery lesson plan, 2nd graders read the story of Ruby Bridges and discuss Ruby's actions and decisions.