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Math Tools |
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Goniometer, Hand "Goniometer. An instrument for measuring solid angles, or the inclination of planes, particularly the angles formed by the faces of crystals." -Whitney, 1911... |
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Goniometer, Reflecting "Goniometer. An instrument for measuring solid angles, or the inclination of planes, particularly the angles formed by the faces of crystals." -Whitney, 1911... |
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Hundredweight Hundred weight or hundredweight is a unit of measurement for mass in U.S. customary units and was historically used in the Imperial system in the United Kingdom and the British Commonwealth.... |
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Irregular Curves "Curves other than arcs of circles are drawn with the pencil or ruling pen by means of curved or irregular-shaped rulers, called irregular curves. A series of points is first determined through which ... |
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Liquid measure Liquid measure: gallon, quart, pint... |
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Liquid Measures Containers of liquid measure in comparison: one gallon, quart, pint, and gill.... |
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Multiples The circle of multiples can be used as a practice game in class. The outside ring are multiples and the inner ring are factors. n represents the other factor. The teacher points to a set of numbers an... |
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Number Wheels Addition, subtraction, and multiplication wheels students use to spin and find the solutions.... |
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Pantograph An instrument for making a reduced, enlarged, or exact copy of a plane figure... |
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Peck The peck, a unit of dry measure.... |
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Pints and Quarts Visualizing measurement with different containers that hold one pint and one quart.... |
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Rods, Napier's Special rods used for multiplication, division, and extracting square roots. ... |
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Roller Chart This set of numbers is used by a teacher to help the students practice adding numbers in columns. After they have mastered two numbers, the chart can be pulled down to show columns of three numbers to... |
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Sector The sector is a hinged rule with scales used for various mathematical calculations.... |
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Sextant "Sextant. An important instrument of navigation and surveying, for measuring the angular distance of two stars or other objects, or the altitude of a star above the horizon..." a, handle; b, c, mirror... |
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Square Measure, Comparison Of Units Of Illustration comparing the fundamental units of measure 1 square yard and 1 square meter.... |
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Square, Steel Illustration of steel square.... |
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Square, Steel Illustration of steel square with hypotenuse drawn.... |
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Square, Steel Illustration of steel square with bevel/slant.... |
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Subtraction Chart This chart can be used for practice in subtraction. The teacher points to the outside numbers and the student subtracts that by six and recites the answer.... |
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Subtraction Chart This chart can be used for practice in subtraction. The teacher points to the outside numbers and the student subtracts that by six and recites the answer.... |
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Table Wheel This table wheel would be used to practice the six tables. The teacher would rapidly point to the surrounding numbers and the students would enter. This can be done for addition or multiplication tabl... |
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Troy Weight Troy weight is a system of units of mass customarily used for precious metals, black powder, and gemstones.... |
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Volume Measurements An illustration of a set containers measuring volume using liters.... |
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Weight, Comparison Of Units Of Illustration comparing the fundamental units of measure ounces to grams and pounds to kilograms.... |
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Clipart ETC is a part of the Educational Technology Clearinghouse and is funded by various grants. Produced by the Florida Center for Instructional Technology, College of Education, University of South Florida. Email the project manager.