 Absolute Value  Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about absolute value, such as reallife applications, its place in order of operations, and solving algebra inequalities that contain absolute values.
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 Algebra Postulates  Jaime Garmendia III; Interactive Mathematics Online (IMO)
Things you can do with equations and inequalities  the basic postulates of equality, inequality, and operations. Example: Postulates of Operation: Commutative Property of Addition: a+b=b+a; Commutative Property of Multiplication: a*b=b*a; Distributive
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 Algebra Through Problem Solving  Hillman, Alexanderson
A nontraditional Algebra text (high school and early college levels) placed on the Web by the Science Education Team at Los Alamos National Laboratory. Browse it on the Web or download a PDF version. Chapter headings include: The Pascal Triangle; The
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 A+ Math
A site developed to help elementary school students improve their math skills interactively, offering: educational math games (learn basic operations and geometry by playing MATHO  bingo and math combined; Hidden Picture; and Concentration), Web flash
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 College Algebra  Marsha Austin, Oklahoma City Community College
A college algebra course to provide students with an understanding of the general concepts of relation and function and specifically of polynomial, exponential, and logarithmic functions; with the ability to solve system of equations by utilizing matrices
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 College Algebra Online  University of North Carolina, Wilmington
An introduction to the online version of the College Algebra course offered by Jeff Brown at UNCW. Information on the course content and structure is available here. Guests may view selected lessons from the course, with Java interactive activities, illustrations,
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 DavidsoftNet  David Strauss
A site that organizes and presents Texas Instruments (TI) calculator software and other resources on the Web in folders and categories, much like Yahoo. TI Calculator links are broken down into assembly coding sites, hardware sites, major sites, TI85
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 Digital Math  Santa Barbara County Education Office
A site to assist Algebra I, Grade 7, and Grade 6 students, their parents, and educators with the California State Mathematics Content Standards. Log in for Quicktime that provides stepbystep instruction to solve problems aligned with the mathematics
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 Division by Three [PDF]  John Conway, Peter Doyle
A formal proof that it is possible to divide by three. This assertion is easy to prove using the axiom of choice, but becomes a much more difficult problem if the axiom of choice is not allowed (as is the case here). From this proof, and the much simpler
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 Eighth Grade (AAA Math)  John Banfill
Interactive math exercises, lessons, and games covering basic arithmetic concepts and methods, for eighth grade.
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 Equalities And Inequalities (SMILE)  Perry Lemon, Shoop School
A lesson designed to involve students in discovery; to teach partitioning and equivalency; and to teach the order of fractions. From the Algebra and Trigonometry section of a collection of almost 200 single concept lessons by the Science and Mathematics
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 Exercises in Math Readiness for University (EMR)  Dept. of Mathematics and Statistics, University of Saskatchewan
A collection of exercises with solutions/tutorials for high school mathematics topics important for university study in mathematics, sciences, engineering and commerce. Exercises at three degrees of difficulty, covering graphing, solving inequalities,
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 ExploreMath.com  Third Millennium Press
Shockwave activities illustrating realtime correlations between equations and graphs to help students visualize and experiment with concepts from elementary algebra through precalculus: experiment with the graphs of functions, systems, and complex numbers.
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 Famous Equations and Inequalities  Peter Alfeld, University of Utah
An idiosyncratic and personal selection of particularly important or particularly intriguing mathematical equations, not all of them complicated. Mathematical Constants; The definition of Pi; The definition of e; A differential equation; The Pythagorean
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 Getsmarter.org  Council on Competitiveness
A free web site designed to help improve math and science education. Interactive quizzes, games, and tutorials allow students to learn more about specific topics and improve their skills. MSTV, a series of interactive modules, shows how math and science
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 Graphmatica  Keith Hertzer, kSoft, Inc.
An equation plotter with numerical and calculus features. Graph Cartesian functions, relations, and inequalities, plus polar, parametric, and ordinary differential equations. Up to 25 graphs on screen at once. Offers copy to clipboard (bitmap and WMF),
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 Inequalities (SMILE)  Ben Butler, Jr., Gage Park High School
A lesson designed to teach students how to transform inequalities and find their sets. From the Algebra and Trigonometry section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative for Learning Enhancement.
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 Interactive Mathematics Online  ThinkQuest 1996
Algebra (Postulates  Things you can do with equations and inequalities, Function Basics and Simple Graphing, Kinds of functions (periodic, odd, even, etc.), Function Squashing); Geometry (an introduction, applications, glossary, sample problems); Trigonometry,
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 IXL Learning
IXL provides free online practice, organized by grade levels K8 and aligned to state standards. Choose one math skill from among the hundreds offered, and submit your answer. Respond incorrectly, and click on the "explanation" button to learn more; get
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 Journal of Inequalities in Pure and Applied Mathematics  Victoria University of Technology, Australia
Published every March and October, the electronic Journal of Inequalities in Pure and Applied Mathematics (JIPAM) aims to foster and develop further growth in all areas of mathematics relating to inequalities. Read articles in PDF format; learn the procedure
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 KrazyDad.com  Jim Bumgardner
Printable puzzles, mazes, games, and more from a selfdescribed "senior nerd" at Disney Interactive Labs: kakuro (aka cross sums, numeric crossword puzzles), krypto kakuro (a combination of kakuro and cryptograms), slitherlink, bridges (aka Hashiwokakero),
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 Maple Help  Tom Archibald; Dept. of Mathematics and Statistics, Acadia University
A brief introduction to Maple programming that will only work if you have MapleV release 4 or later set up as a helper application. Worksheet basics; summary of Maple commands; Solving Equations, Inequalities, Systems of Equations, and Plotting Graphs
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 Matemática Sem Palavras  Jorge Picado et al.
Diagramas visuais (Java) que conduzem à descoberta de áreas, multiplicação, equações completas de segundo grau, somas com um numero finito de parcelas, somas com um numero infinito de parcelas, desigualdades,
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 Math A Tube
A collection of short instructional math videos, gathered from around the web, on addition; algebra (elementary); base ten blocks; compare and order; counting numbers; decimals; division; Everyday Math methods; estimation; exponents; factors; fractions;
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 The Math Dude  Mike DeGraba
Mike DeGraba is the Math Dude, bringing engaging explanations to Algebra I students in this series of videos. The 5 to 7minute episodes are available via Flash on the web, podcast, RSS feed, and if you live in Montgomery County, MD, cable TV. Episodes
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 Mathematical Constants  Steven Finch, Clay Mathematics Institute Book Fellow
"All numbers are not created equal; that certain constants appear at all and then echo throughout mathematics, in seemingly independent ways, is a source of fascination." Indulge your fascination, or discover a new one in Finch's book. This site provides
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 Mathematical Presentations and Articles  James Taylor, Moriah College, Australia
A growing collection of PowerPoint presentations and articles written by James Taylor, of Moriah College in Australia. Preview or buy the three presentations (on the topics of conics, polyhedra, and volume); or read articles on Cantor triangles, the Clepsydra,
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 Mathematics For DecisionMaking in Industry and Government  Chelst, Edwards, Trippi, Eds.
High school modules, each featuring: a four page example for classroom use, extensions to the basic example, teacher instructions and sample overheads, practice problems for students at different high school grade levels, summaries of applications at
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 Mathematiksoftware S I und SII (vorwiegend Shareware)  Monika Schwarze
Eine Zusammenstellung nützlicher Mathematikprogramme aus dem SharewareMarkt zur Aufarbeitung von Lernrückständen, Wiederholung und Stärkung der Sicherheit mathematischer Rechenroutinen. Vor allen die Programme für die SII dienen der Überprüfung gemachter
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 Math Visual Solver  John Linstrum
This open source Java software takes a basic algebra equation, inequality, or expression, and solves, simplifies, or factors it, displaying stepbystep explanations in an adjacent window and highlighting affected terms along the way.
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 Notes for College Algebra and Geometry  M. Maheswaran, Univ. of WisconsinMarathon Center (UWMC)
A set of notes for students taking college algebra and geometry. Contents: Solving Applied ("Word") Problems; Solving Absolute Value Inequalities; Solving Rational Inequalities; Graphing Rational Functions; Graphing Conic Sections.
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 Perimeter Efficiency  William Blackwell
Perimeter Efficiency, also known as Isoperimetric Inequalities, compares the actual perimeter of a shape with the circumference of the circle that would be required to enclose the same area. Since a circle will enclose any given area with the least amount
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 Problem Solving in Mathematics  Jim Wilson; Univ. of Georgia
Problems in algebra, geometry, conversion, cryptarithm, "mean," trigonometry, and a mixture of all, many with comments and solutions, from a course given in the Dept. of Mathematics Education at the University of Georgia. The site also provides links
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 Prof. McFarland's Help Center for Mathematics Students  Thomas McFarland, Department of Mathematical and Computer Sciences, University of Wisconsin System
McFarland's handouts for courses such as Finite Mathematics, Basic Algebra, Calculus, and The Logic of Chess. Interactive (JavaScript) selftests or explorations cover integer and fractional exponents; factoring; reducing, adding, multiplying, and dividing
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 Quiz Me  D. Kell and Mercer County Community College
Interactive quizzes constructed using software provided by Addison Wesley Longman Publishers. Autoscoring, multiple choice selftests on whole numbers (place value, operations, applications, rounding, roots and order of operations); fractions (equivalencies,
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 Real Functions  Dave Rusin; The Mathematical Atlas
A short article designed to provide an introduction to real functions studied in calculus classes; the focus here is on their derivatives and integrals, and general inequalities. This category includes familiar functions such as rational
functions. History;
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 Research Group in Mathematical Inequalities and Applications (RGMIA)  RGMIA and Victoria University, Australia
The Research Group in Mathematical Inequalities and Applications disseminates results via publication (both in print and electronic form) and conferences; creates an awareness of the theory of inequalities and support seminars and visiting academics;
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 The SELECT Math Project  Boston Public Schools
The SELECT (Supporting Engaged Learning by Enhancing Curriculum with Technology) Math Project is a Boston Public Schools resource that features over 200 links to webbased virtual manipulatives and resources that directly support the mathematics curriculum
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 Solving Inequalities with One Operation  Internet Academy (IA)
Stepbystep instructions for learning how to solve and graph inequalities, with problems and solutions.
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 Solving Systems of Linear Inequalities  Internet Academy (IA)
Stepbystep instructions for learning how to solve systems of linear inequalities by graphing.
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 Visualizing Mathematics  Yerushalmy, Shternberg, Cohen, Talmon
A computeroriented inquiry curriculum for secondary mathematics. Visual Mathematics software programs include Calculus Unlimited; The Geometric Supposer; Modeling: MoveOn, The Function Sketcher & and Escalator. With descriptions, screen shots, ordering
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 Width, Diameter, and Geometric Inequalities (The Geometry Junkyard)  David Eppstein, Theory Group, ICS, UC Irvine
An extensive annotated list of links to material on width, diameter, and geometric inequalities.
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