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The Key to Word Problems
Students learn the key words to look for in multiplication and division word problems, to help them decide which operation to use. They analyze, wrte, and solve multiplication problems.
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How Hot Is It?
Fourth graders practice estimating temperatures. They practice in Celsius and Fahrenheit.
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Tantalizing Tessellations Lesson III: Creating a Slide Translation
Students watch and discuss an M. C. Escher video, use what they have learned to explain and apply their knowledge of tessellations in order to create a slide translation, present their findings in a 12" x 18" poster, and explore...
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The Topsy-Turvy Twins
Fourth graders read the problem and brainstorm for ways to solve the problem - list these on the board for the students to refer to as they solve the problem. They work in pairs and focus on the strategy selected.
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Step by Step
Students measure the rise and run of steps from a place that holds meaning for them. They write a reflection (in the form of a journal entry, poem, or short story) regarding this significant place.
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Little Magic Squares
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.
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The Clumsy Tiler S
Fourth graders solve a series of parallel problems. They use statistics, geometrical, and numerical aspects to solve the problem. Students create a pattern that answers the problem.
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Rescue the Pattern
Students describe a wide variety of patterns. They extend a wide variety of patterns. Students write rules for a wide variety of patterns. Students represent, analyze, and generalize a variety of patterns with tables, graphs, and words.
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Squirrel Challenge
Students utilize The Nature Park Adventure educational software program to Introduce Modelling, Including the Estimation of Angles.
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Tunnel Traps
Students identify shapes that match specific shape descriptions involving a range of geometric terms and correct polygon names. They utilize a mathematics educational software program to gain practice.
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Introduction to Graphical Representation of Data Sets in Connection with Nuclear Decay
Students record data, make observations, and share in experimentation and discussion of numerical experiments.
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Spiders' Wheel
Young scholars engage in a lesson which reinforces the concepts of clockwise and anti-clockwise rotation, while developing an understanding that angles are measured in degrees. They utilize a mathematics educational program to gain...
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Sensing Somethong
Students are taught that they can gather information about objects using the five senses of vision, touch, smell, taste, and hearing. They are told that some sensing, like sight, is done remotely. Students observe how a camera can...
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Graphing the Past Using Today's Technology
Eighth graders research and gather information from such sources as Microsoft Encarta, World Wide Web sites, and other sources using computer software to collect data.
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Mother May I?
Third graders measure distance using nonstandard units of measure. In this measurement lesson, 3rd graders measure a given distance through the use of the game "Mother May I?" Student gather and compare data on how many "giant steps" and...
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Late-In-The-Year Counting
Students practice forward and backward counting. In this counting lesson, students calculate how many objects in a bag by counting forward and then count backward to check.
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Gremlins
First graders investigate the missing numbers on an equation chart in order to practice their addition and subtraction skills. They work with sums up to twenty and use up to twenty objects to work with subtraction equations. They listen...
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Reversing Numbers
Second graders solve a math word problem involving the addition of two digit numbers. They discuss the problem as a class, independently explore the problem, and discuss as a class the solution and how they organized their reversed...
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Visiting Grandma
First graders investigate the aspect of time, including days of the week using a calendar. They use problem solving strategies and a monthly calendar to find a solution to the problem.
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Taxi Fare
Students discuss what they know about taxis and how they charge. They read the problem and work in pairs focusing their thinking on the repeating pattern of twos. They then share their solutions and conclude with some class practice...
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Weights
Students find an object that they estimate weighs 20g and check estimates on the balance scales. They read the problem and work in pairs focusing their understanding on the size of grams.
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A thousand seconds
Students use seconds, minutes, and hours. They then discuss the size of a thousand. After that they read time in digital or analogue form.