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Sea Ice: Cracking the Egg Code

For Teachers 6th - 9th
Pupils study the egg code to learn about sea ice. In this sea ice instructional activity, students discuss and view a diagram to learn about the egg code when describing sea ice and its thickness. Pupils work in groups to play a game...
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Expected Value

For Teachers 9th - 12th
Students discuss what expected value is, they are introduced to the concept of varyting payoffs. Students use a computer simulation of a "real world" example where expected value is used.
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Maps

For Teachers 5th - 10th
Students figure out the mileage from one state to another using a map. In this map lesson, students look at the scale factor and turn it into a fraction. They measure the distance between two cities and use the proportion to find the...
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And the Number Is (Second Grade)

For Teachers 2nd
Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.
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Saving Money Through Mathematics

For Teachers 3rd
Third graders discuss light sources and collect data about energy sources. They compare data and create a multiple line graph showing energy used by light sources for each student in the group. They present their graphs and write a...
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Determining Angle Measure with Parallel Lines

For Teachers 9th - 12th
High schoolers observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.
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All About Ratios

For Teachers 5th - 8th
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
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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.
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Comparing Fractions

For Teachers 5th - 7th
Young scholars use the assistance of computers to explore reducing fractions. Using various internet activities, students experience comparing and ordering fractions. They develop methods to estimate the value of fractions.
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Fraction Clue Box

For Teachers 5th - 8th
Learners distinguish between proper and improper fractions. They create a "Character Clue Box" that represents a fraction. Fractions are picked from a hat and then groups go outside and search for items that represent their fraction....
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Gazebo Construction

For Teachers 6th - 8th
Students create and give oral proposals for the construction of a gazebo using a blueprint created with Geometer's Sketchpad. They then build a gazebo model using the blueprints created and provide evidence why it should be selected for...
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Bits and Pieces: Fractions Greater Than One

For Teachers 5th - 8th
Learners compare fractions. In this fraction worksheet, students examine the number line. Using the Internet, they explore models of numbers greater than one. Learners complete multiple-choice worksheets.
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Learning The Basic Shapes

For Teachers Pre-K
Students explore basic shapes concepts. In this math lesson, students examine circles, triangles, squares, and rectangles as they draw the figures they see on worksheets.
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Store Wide Sale

For Teachers 5th - 8th
Students practice figuring percentages by solving written shopping problems.  In this consumer math lesson, students read several scenarios dealing with items on sale and must figure out the new price.  Students check their...
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Calculating Discounts and Sales

For Teachers 4th - 6th
Students discover that a discount is used by manufacturers and merchants to mean taking off a certain percentage of the price given in a price list. This price is called the list price. The list price less the discount is known as the...
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Probability

For Teachers 6th
Sixth graders explore the concept of probability. In this probability lesson, 6th graders collaborate to collect spinner data based on the likelihood of spinning odd and even numbers. Students complete 2 other probability activities and...
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Addition Properties

For Teachers 3rd - 5th
Student study addition properties. In this addition properties lesson plan, students use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition....
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Pi Day (March 14)

For Teachers 4th
Fourth graders determine the value of ? by measuring the circumference and diameter of circular objects such as soup cans, Oreo cookies, etc..
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How Tall Is That Flag Pole?

For Teachers 6th - 8th
Pupils examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
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Is the Price Right?

For Teachers 3rd - 5th
Students listen to the book, Arthur's Funny Money, then play The Price is Right game to estimate and to chart the price of items to the nearest $1.00 and $10.00. They check their estimates by counting out the actual amount in play money.
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The Price is Right, So Let's Make Change

For Teachers 2nd - 3rd
Students estimate, calculate, and count back the amount of change needed from purchases made during small group activities.
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Introduction to Fractions

For Teachers 2nd - 3rd
Students investigate fractions using online sources.
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Examining Estimation

For Teachers 2nd
Second graders participate in various activities which help them explain and explain the difference between an estimate and an exact amount.
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High School Mathematics Problems from Alaska: Predicting Plant Coverage

For Students 9th - 12th
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.

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