Curated OER
The Case of the Broken Piggy Bank
Students list the value of a quarter, dime, nickel, and penny in dollar form. They find the total monetary value of a set of quarters, dimes, nickels, and pennies. They calculate change received on a purchase.
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Triangle Explorer
Young scholars calculate the area of triangles using a variety of materials including computer applets.
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And Now, the Weather...
Students collect and analyze data. In this middle school mathematics/science instructional activity, students collect temperature reading over a 24 hour period. Students analyze the data for mean, median, maximum and minimum.
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Hazard Mitigation: Bioterrorism
Students discuss different ways to spread infectious diseases. In this bioterrorism lesson, students model the rate of smoke emission using CalRoad software. They analyze the effects of airborne release of biological...
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Standard Linear Form
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...
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Finding Area
Fourth graders explore how to find the area of a rectangular object. As a class, they discuss definition of area and strategies for finding area. The teacher models finding the area of an object by counting squares. Students observe...
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Counting by 10s, 5s, and 1s
Students practice counting by 10s, 5s, and 1s in order to prepare for counting and adding the values of coins.
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The Function Machine
Fourth graders solve division problems by practicing on function machine.
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Ratio and Rate
In this Algebra I worksheet, students solve problems in which they differentiate between a ratio and a rate. The nine page worksheet contains explanation, worked examples, and seventeen problems. Answers are not included.
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Tiling the Plane
Fifth graders use pattern blocks and triagular grid paper to reivew shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked if they comprehend what a...
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Show Me The Money
Young scholars use "play money" as manipulatives, moving from coin identification to coin combinations totaling one dollar. They combine classroom work with Internet sites. Students use a buddy system to practice writing and solving word...
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One Vs. One Hundred
Students explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
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Adding Pennies, Nickels and Dimes
Students add pennies, nickels and dimes and organize the coins to display a variety of price values from real life examples. They discuss the importance of money in the day-to-day world.
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Tilings with Multiple Symmetries
Students explore how some tilings can display rotational and/or reflection symmetry in addition to translational symmetry. Students demonstrate how these tilings can be generated using either one of the symmetry concepts and Zome System...
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Two of Everything
Students listen to story Two of Everything, illustrate coins they would put into the Magic Pot using paper and pencil, and solve Magic Pot riddles by viewing slide show and predicting coin totals. Students then create table listing...
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Technology: Money Equivalency
First graders,working on computers, drag coins into boxes to equal amounts pictured. Following a demonstration, they demonstrate how to type number sentences. As an extension, 1st graders create equivalent amounts using specific numbers...
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Exploring Equations and Y-Intercept
Students graph linear equations using intercepts, find y-intercept, find x-intercepts and graph linear equations that use horizontal and vertical lines.
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Inequalities Involving Absolute Value
Young scholars solve and graph inequalities involving absolute value. They discuss and identify the basic properties of inequalities, and solve basic examples.
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In the Bag!
Students calculate how many quarters are in a $1,000 bag (after learning the dollar value of filled coin bags). They explain their problem-solving strategy using pictures, numbers, equations, and/or words.
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What's Your Wingspan?
Third graders measure each other's wingspan, and record and analyze the data.
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Decision-Making Tool
Students work together to decide where their donated money should go. They list the possible choices and evaluate what is most important to them. They must have a consensus before the money is donated.
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Give Me Five, Cents That Is
Students explore coins, especially the nickel, through a toy cash register, worksheet, and paper nickels.
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Determining Mercantile Volume of a Pine Tree
Fourth graders, acting as foresters, determine timber volumes as sawtimber or pulpwood for marketing. They find the marketable value of a tree using its diameter and volume.
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Closing the Case
Fifth graders collect data and prepare data displays using a survey with statistical information.