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$1.64 Puzzle

Middle-School (grades 5 through 9) math program written to provide skills in context. Students must place four quarters, four dimes, four nickels, and four pennies on a 4 by 4 grid so that the rows and columns sum to given values. The program generates hundreds of problems on two levels of difficulty.

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Adding Three Fractions

Middle-School (grades 5 through 9) math program written to provide skills in context. Students choose one of two types of problems: ruler fractions (halves, fourths, eighths, sixteenths) or regular fractions. Students must add the given three fractions. Every problem is illustrated with an interactive sketch.

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Angle Doubling

Middle-School (grades 5 through 9) math program written to provide skills in context. Students write and solve simple algebra problems, then manipulate the vertices of an on-screen triangle so that it matches given information about its angles. Sample problem: "Make triangle ABC so that m

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Arcs & Sectors

Middle-School (grades 5 through 9) math program written to provide skills in context. Given the radius or diameter of a circle, and the measure of a central angle, students must find the following: the area of the circle; the area of the sector defined by the central angle; the circumference of the circle; the length of the arc defined by the central angle. All answers are rounded to the nearest hundredth.

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Box & Whiskers Drill

Middle-School (grades 5 through 9) math program written to provide skills in context. Students use sets of data to construct on-screen box and whisker plots.

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Chase

Middle-School (grades 5 through 9) math program written to provide skills in context. Students are shown a Cartesian plane across which a small dot moves. Students try to "capture" the dot by typing in its current or anticipated coordinates.

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Evaluating Crossnumber Puzzles

Middle-School (grades 5 through 9) math program. Students solve crossnumber puzzles by evaluating simple expressions. Program uses only positive integers.

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Fraction Puzzles

Middle-School (grades 5 through 9) math program written to provide skills in context. The program shows a series of 150 preset problems. Each problem has a blank, sectioned square and a given fraction goal. Students must shade the square to match the given fraction. The program allows students to draw lines on the screen, and to shade certain fractional parts.

mathematics pre-algebra middle school education elementary k-12 high school junior high macintosh freeware middle

Fraction Tiles

Middle-School (grades 5 through 9) math program written to provide skills in context. Students are shown eight fraction representations and must choose three that add up to a given sum. Fractions are halves, fourths, and eighths.

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Graphing Functions

Middle-School (grades 5 through 9) math program written to provide skills in context. Students find and plot solutions to parabolas, hyperbolas, and absolute value functions using an on-screen Cartesian plane and five moveable points.

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