 10 Lessons in Fractals, Complex Patterns, and Chaos  Jon Lee; Math Forum Teacher Exchange
From the WrightConnection 8week summer program, in which Dayton, Ohio, middle and high school math and science teachers participated in the realworld applications of math and science at WrightPatterson Air Force Base. The lessons, which emphasize
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 17GoldenFish  Nathaniel Highstein
Blog by a high school math teacher and college art teacher. Posts, which date back to April, 2013, have included "Math, Art Education, and RiskTaking," "Triangle Centers and Student Empowerment," "'First Past The Post' And The Dreaded Disease 'Z,'" "Mountain
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 Algebra1: Graphing Linear Equations  Tim O'Brien
A Master's Degree project designed to provide an understanding of the graphing of linear equations at the Algebra 1 level. Use Java applets to learn about ordered pairs, graphing equations, horizontal lines, vertical lines, slope, equations and slope,
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 Algebra in Simplest Terms  Annenberg Media
In this video series for college and high school classrooms and adult learners, host Sol Garfunkel explains how algebra is used for solving realworld problems. Free sign up is required for firsttime users of the online videos. Materials (videos and
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 Algebra (Seeing is Believing)  De Silva, D'Andreti; ThinkQuest 1997
An algebra tutorial, comprising: mathematical numbers; real number system; numerical representations in algebra (algebraic expressions); algebraic techniques (factoring); quadratic equations and inequalities; graphing (coordinate systems, conic sections,
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 Algebra (S.O.S. Mathematics)  Dept. of Mathematical Sciences, Univ. of Texas at El Paso
An online course: learning units presented in worksheet format review the most important results, techniques and formulas in college and precollege algebra. Sections include: Fractions; Units of Conversion; Complex Numbers; Quadratic Equations; Factorization
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 Algebra Visualization Tools  Dennis Sullivan, Founder
Slide the controllers of these Java tools to change the parameters of these five types of equations  and see their effects on these graphs instantly: linear equations, absolute value, quadratic equations, vertex form, and rational equations. The applets
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 All Elementary Mathematics  The Mathematical Web High School
 Dr. Yury Berengard
An online Web high mathematical school, featuring all of the curriculum of elementary mathematics. Arithmetic, algebra, geometry, trigonometry, functions and graphs, analysis. Theory and solving problems. Versions of examination tests. Online consulting.
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 Arizona Mathematical Software
A collection of approximately 60 educational programs that are designed for use by instructors and students in classroom, laboratory, and home environments. Software falls into four categories: Are You Ready?; Slide Shows; Teacher Aids; Toolkits. It runs
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 The Basics of MRI  Joseph P. Hornak; Rochester Institute of Technology
An introduction to magnetic resonance imagining, which is based on the principles of nuclear magnetic resonance (NMR), a spectroscopic technique used by scientists to obtain microscopic chemical and physical information about molecules. See, in particular,
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 Bridge to Higher Mathematics  Sam Vandervelde
Textbook for use with the proofs course taught at St. Lawrence University by Vandervelde, an Associate Professor of Mathematics who writes questions for the USA Math Olympiad. Bridge to Higher Mathematics incorporates "concept checks" and "mathematical
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 Calculators OnLine Center: Part II  Mathematics  Martindale's Reference Desk
Over 7,420 calculators for: Unit Conversion (Time, Distance, Length, Speed, Weight, etc.); Abacus; Basic Math; Complex Mathematics; Complex Math Education; Complex Math Calculators by Specialty: Algebra and Linear Algebra; Algorithms; Calculus; Central
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 Calculus: an Overview  Paul Pollack
Written by a 16yearold, this siteinprogress contains brief summaries of topics for the advanced high school student. Available pages include: Functions: a review; Limits: what they mean and how to find them; Integration practice problems; Taylor and
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 CalculusQuest  Bogley, Robson; Oregon State University
An expedition exploring first term Differential Calculus. Ten sections, each with an area for course content, practice (homework), and practice quizzes and graded activities. Topics covered include: limits, continuity, derivatives, differentiability,
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 Calculus (Seeing is Believing)  De Silva, D'Andreti; ThinkQuest 1997
A calculus tutorial, comprising: limits; derivatives and derivative formulas; implicit differentiation; derivatives of higher order; maximum and minimum values of a function; differentials; antiderivatives; sigma notation; integration; approximate integration;
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 Casio Solutions  Charlie Watson
For CASIO graphing calculator users: high school level Casio calculator resources, including downloadable programs, student worksheets and activities, calculator comparisions, links to other Casio sites, a listing of print resources for educators, with
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 Chaos vs. Determinism  Harold Brochmann
Recursive vs. Newtonian Functions  two ways of calculating the value of an investment; The Real World  how do things work in reality? (planetary orbits); The Logistic Function  a study of population growth and extinction.
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 CLKCalculator  Lars Kobarg
Reverse Polish notation Calcualtor is a calculator program for Windows with unit conversion and matrix calculator, functions for vectors and complex numbers, and a
function plotter.
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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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 CommonsMath: The Jakarta Mathematics Library  Phil Steitz, The Apache Software Foundation
Commons Math is an open source Java library of lightweight, selfcontained
mathematics and statistics components. Download releases; post to the wiki; read the users guide and project documentation.
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 Composition of Functions  Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about composition of functions, including evaluating them and determining the domain of a composite function,
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 Constructing Math Instruction  Chris Robinson
Blog by teacher "averse to binary thinking that refuses to countenance all the complexities of the minefield that is the real classroom." Posts, which date back to December, 2012, have included "Number Sense and My Students"; "Analyzing Student Questions";
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 Conteúdos Digitais em Matemática para o Ensino Médio  Kaleff, Ana Maria; and Humberto José Bortolossi  Universidade Federal Fluminense
Educational Java applets and lesson plans in Portuguese. Topics include real functions, algebra, permutations, polygons, tangrams, conic sections, solids of revolution, and other two and threedimensional geometry, which includes the Englishlanguage
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 coolmath.com: Cool Math  Karen
A searchable "amusement park of mathematics" for exploring math: functions, tessellations, polyhedra, limits, logs, fractals (with galleries), puzzles and problems, fun with numbers, how to succeed in math, careers in math. Also Cool Links for Math for
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 Cool Math Lessons  Ken Abbott
A blog of "simple ways to teach and think about mathematics." Posts, which date back to April, 2010, have covered zero, prime decomposition, fractions, functions, and creating mathematics.
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 Count Mathula  Michelle Anderson
Worksheets for Anderson's Algebra III and Trigonometry classes, available as MS Word downloads, editable using MathType, and also as PDFs: functions, complex numbers, trigonometry. Resources include premade graph paper in PDF format to download.
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 CPO Online  Cambridge Physics Outlet
A company founded by teachers and scientists that creates handson equipment and curriculum for teaching science, math, and technology from grades 412 and beyond, and provides effective professional development in science and math that is both content
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 C Program Math Functions  Dave Norman
Examples of C coding for some maths problems. Current functions are atan
(double x), cos (double x), and sin (double x).
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 CTAP Middle School Math Project  CTAP Region IV
A database of online technology resources supporting California middle school math content standards for grades 6, 7, and algebra. Designed for use in classroom instruction or as homework helpers for students, the matrices resources align to state standards
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 DAU Math Refresher Tutorial  George Mason University
An interactive tutorial that uses a subway map as a metaphor for moving through the lessons, giving a comprehensive view of basic mathematics, covering arithmetic, fractions, exponents, logarithms, quadratic equations, series, functions, limits, domains
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 Developing Function Sense with SAQs  Judah Schwartz
A work in progress, this is an online book on the philosophy of teaching functions in middle and high school algebra. He has come to believe "that approaching algebra through the study of functions using symbolic and graphical representations simultaneously
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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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 Domain and Range of a Function  Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about the domain and range of a function, as well as determining the domain and range of a function from its graph.
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 donalduncan's Channel
Narrated paper and pencil instructional videos  some, specific to British Columbia's Foundations of Math and Precalculus exams  on number, line segments and lines, rational expressions, factoring, quadratic functions, functions, exponents, polynomials,
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 Dynamic Number  KCP Technologies, Inc.
Classroomready activities of The Geometer's Sketchpad® for interacting with mathematical objects to develop deep understanding of number and early algebra concepts. Some of this content received support from the National Science Foundation (NSF)
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 Efofex Software
Produce publication quality graphics for mathematics and science. Tools for math teachers include FX Draw, for drawing; FX Equation, for equations; and FX MathSpell, a mathematics dictionary addin for Microsoft Word. Tools for math students include FX
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 Ejercicios y Problemas de Matemática  Pablo Mateus
Ejercicios y problemas de números (natural, entero, racional, real), estadística, ecuaciones, funciones, análisis combinatorio, probabilidad, trigonometria, geometria, y más. También, um glosario y consejo sobre pruebas
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 Elementary Math Enrichment  Beth Schaubroeck
Free mathematics enrichment materials for accelerated 4th and 5th graders. The 70 lessons, grouped into 12 different units, include solutions and teacher guides: Ancient Mathematics (Mayan math, in base 20; and Egyptian math, which lacks zero), Baseball
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 Engineering Formulas  eFunda
Formulas, derivations, diagrams, and online calculators. Fluid mechanics topics include the NavierStokes equation, the Bernoulli equation, Reynold's number, pipe friction, manometer, and Venturi flowrate. Mechanics and materials topics: stress/strain,
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 Escuela Virtual
From Mexico, a nonprofit organization offering a collection of links and documents in Spanish for students and teachers in secondary school. You can also write to someone who can answer your questions about homework or anything about school. Look for
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 Exercices on Mathematics  Luis Breda
Online math drills in English and Portuguese: lines, fractions, points and vectors, powers and radicals, firstdegree equations, seconddegree functions, trigonometry, circles, and derivatives.
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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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 Exponential Functions  Jim Rahn
Links to selected sites, projects, and graphing calculator explorations designed to foster understanding of the family of functions known as exponential functions, useful in such applications as population growth, compound interest, radioactive decay,
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 Exponential Sketch  Finzer, Berkelman, Bennett; Key Curriculum Press
A sketch that draws the exponential function and lets you change the base dynamically.
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 Expression Calculator  D. Block, Vestris, Inc.
A calculator for Windows 95/98/NT that does 2D plots and financial functions, constants, operators, logical functions, dozens of common functions, primes and hyperbolic functions, students and Gauss integrals, Fresnel, elliptic integrals, trigonometric
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 Five Triangles mathematics blog
This blog, which dates back to April, 2012, posts problems for middle and junior high school students. Topics have ranged from ratios and fractions to area and paths to quadratic equations and linear equations.
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 Five Twelve Thirteen  Dylan Kane
Blog by an eighth grade math teacher in Boston. Posts, which date back to October, 2012, have included "Assessment & Rigor," "Pythagorean Triples Function," "Construct Viable Arguments and Critique the Reasoning of Others," "Guatemalan Sinkhole," "Problem
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 Free Math Education Online Tutorials  Kirti Sharma
Free math primers, lessons, and practice problems  with mouseover and clickable solutions  on adding and subtracting algebraic expressions, properties of operations, the absolute value function, the number system, solving quadratic equations, intercept
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 freemathtexts.org  Alain Schremmer
Original texts that emphasize a very few but very powerful ideas; appeal to common sense and make no assumption of any kind about the students; and focus on helping readers convince themselves about mathematics. Written for use in developmental mathematics
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