 EduSoft: Education for Excellence  EduSoft Ltd.
EduSoft develops and markets multimedia educational titles, with programs in over 20 different languages grouped in four major product lines: English Learning, Early Learning, Math
& Science, [Every Day Mathematics  Problem Solving Courseware]
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 Edusolution.com  Levi Anthony
Edusolution.com's math center provides New York State Regents Math A, Math B, and Math Courses 1, 2, and 3 exams, with answer keys, dating back to 1999; as well as autoscoring online math quizzes, a discussion forum for teachers, and New York State standards.
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 Eduss  Eduss Broadcast & Media
A commercial tutoring program in Math, English, and Phonics for grades 17. It features randomlygenerated exercise sets and questions; subject testing; evaluation and reporting to student, parent, or teacher; and feedback on performance and achievement.
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 Edutest: Online Assessment Resource
Assessment testing based on nationally recognized standards in Math and Language Arts for grades 28. Scoring is instant and both parents and teachers can review the tests and the correct answers with their students. The site has some information for
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 EduWare  EduWare, Inc.
Eduware Software lets teachers create exams for any subject or from test banks of Regents questions for Science, Social Studies, Foreign Languages, and Math, using the Wizard Test Maker program. Math subjects include logic, algebra, geometry, the coordinate
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 EduWizardS
Math tutoring and homework help service. Review the educational background, experience, fees, and ratings of tutors, then book a session with voice chat, whiteboard, and textchat. Tutors adjust lesson pace "to a student's ability and guide them where
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 Edward Burger
Journal publications, Thinkwell textbooks, and other professional activities of the Francis Christopher Oakley Third Century Professor of Mathematics, formerly Baylor University's Robert Foster Cherry Professor for Great Teaching. Burger, who coauthored
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 Edward Frenkel's Home Page  Edward Frenkel
Papers and other professional activities by the author of Love and Math, Langlands Correspondence for Loop Groups, and Vertex Algebras and Algebraic Curves. See, in particular, this Berkeley math professor's calculus lectures on YouTube. Frenkel, whose
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 Edwards  Clayton Edwards
Problems, lessons, units, and "starters" by a middle grades math teacher who believes in differentiation and "using a mixture of traditional and reform methods to solidify understanding and engage mathematical minds": integer operations, order of operations,
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 Edward Tufte
The work of Tufte and Graphics Press. Read testimonials about his books and purchase them online: The Graphic Display of Quantitative Information, Envisioning Information, and Visual Explanations: Images and Quantities, Evidence and Narrative. In the
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 EdWeb: Exploring Technology and School Reform  Andy Carvin
A hyperbook designed to explore the worlds of educational reform and information technology. Hunt down online educational resources around the world, learn about trends in education policy and information infrastructure development, examine success stories
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 EE HomePage.com  Mike Stanley
EE HomePage.com provides a variety of resources for Electrical and Electronics Engineers. This includes a variety of online texts covering mathematical topics ranging from basic algebra through calculus, matrix
theory and neural nets.
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 Effective Use of Living Space (SMILE)  William L. Brown, Parkside Community Academy
A lesson designed to teach students to measure the area of a room and various objects in this room; place scale model furniture in a room and determine the area occupied; and calculate the percentage of space used. From the Practical and Applied Math
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 The Effects of Moore's Law and Slacking on Large Computations  Gottbrath, Bailin, et al.; Steward Observatory, University of Arizona
A tongueincheek paper in which the authors show that, in the context of Moore's Law, overall productivity can be increased for large enough computations by 'slacking' or waiting for some period of time before purchasing a computer and beginning the
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 Effortless Algebra  maranGraphics Inc.
Flip and skip through the 305 pages of Effortless Algebra online. Laid out with a "visual grammar," this book covers fractions, exponents, matrices, polynomials, and radicals; solving basic equations, quadratic equations and inequalities; graphing linear
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 efg's Computer Lab: Fractals & Chaos Page  Earl F. Glynn II
Links to programs for creating fractal images and examples of chaos, and to the Glynn Function Study Center Gallery, with various views of the Julia set, z > z^1.50.2, where z is a complex number.
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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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 Eformulae.com
Eformulae.com is a online resource of engineering formulas, science formulas, math formulas, physics formulas, chemistry formulas, tables, glossary of terms related to computer engineering, manufacturing technology, mechanical engineering, agricultural
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 Eggbrain Productions  John P. Perna
A Flash website where young people can test themselves on a variety of subjects,
especially mathematics. Interactive quizzes on basic operations, basic algebra, fractions, simple geometry, etc.
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 EggMath  Bradlow, Sullivan, Levy, UIUC
A collection of modules (including many interactive applets) for K12 classrooms, based on the theme of eggs. Topics include: the shape of an egg (addressing symmetry and crosssection, surfaces of revolution, pin and string construction of ellipses, Cartesian
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 Eggy's School
A math game for beginning addition: click on the chalk and find the answer to singledigit addition.
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 EG Models (Electronic Geometry Models)  Michael Joswig, Konrad Polthier
A refereed archive of interesting geometric examples and visualizations, open for any geometer to publish new geometric models, or to browse the models for material to be used in education and research. The geometry models cover a broad range of mathematical
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 Egres Open  Tamás Király
A wiki forum for open problems in combinatorial optimization: colouring, cycles and paths, edgeconnectivity, integer polyhedra, matchings, matrices with indeterminates, matroids, nodeconnectivity, orientations, packing common bases, rigidity, stable
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 Egyptian Fractions  David Eppstein
Links to algorithms for Egyptian fractions, transcriptions of network conversations, and many other relevant sites.
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 Egyptian Mathematics  Mark Millmore
A clearlywritten description of the Egyptian numerical system, with some practice problems from John Heaton and Pam B. Newberry to test your understanding. Java calculator adds, subtracts, multiplies, and divides in Egyptian numerals.
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 Egyptian Number Translation  Poseidon Software and Invention
A calculator that takes a decimal number and translates it into Egyptian hieroglyphs.
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 Egyptian numerals  MacTutor Math History Archives
Linked essay on the Egyptians' base 10 system of hieroglyphs for numerals, with separate symbols for one unit, one ten, one hundred, one thousand, one ten thousand, one hundred thousand, and one million. With references and other related web sites.
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 The e Home Page  Doug Sapp
The Euler's number home page: e to 100,000 decimal places, to 2,000,000+ decimal places; Top 1n(e^10) reasons why e is better than pi; the 15 digit club; fun facts and interesting things about e.
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 EIA Kid's Page  U.S. Energy Information Administration
Sources and uses of energy. Graphs and tables show where our energy goes (transportation, heating homes, etc.) With Site Visits (class field trips), an Energy Quiz, Fun Facts, and links to online energy education resources.
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 EiffelMath: Object Technology For Numerical Computation  Interactive Software Engineering, Inc.
A library of reusable objectoriented components for numerical computation. Applying the full Design by Contract approach, simple routine interfaces (with small argument lists), simple and consistent error handling through Eiffel's disciplined exception
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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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 Einstein Archives Online  The Hebrew University of Jerusalem
Freely view thousands of Einstein's writings, digitized from the manuscripts held by the Albert Einstein Archives at the Hebrew University of Jerusalem: scientific correspondence, travel diaries, family letters, and more. The site also enables access
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 The Einstein Papers Project  California Institute of Technology
This database of 80,000 records of all known Einstein manuscripts and correspondence ranges from the physicist's first work on the special and general theories of relativity and the origins of quantum theory, to his active involvement with international
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 Einstein's Big Idea  WGBH Boston
Resources to accompany the PBS broadcast "Einstein's Big Idea," the theory of special relativity: program transcript; teacher's guide; inquiry and articles; and "Interactives, Audio and More," which includes video of ten top physicists each describing
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 ELA Mathematics Directory  Pat Gallegos
Well organized directory of links to intermediate mathematical topics. No
original content.
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 Elapsed Time (SMILE)  Bernice Joyce Henry, Edward H. White School
A lesson designed to teach students to calculate elapsed time, given beginning and ending time; and to state the time using A.M. and/or P.M. From the "Miscellaneous" section of a collection of almost 200 single concept lessons by the Science and Mathematics
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 Eleanor Roosevelt Fund Award  American Association of University Women (AAUW)
Established in 1989, the Eleanor Roosevelt Fund Award honors an individual, project, organization, or institution for outstanding contributions to equity and education for women and girls. The award is given for a broad range of activities including classroom
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 Election Analytics  University of Illinois
Uptotheminute estimates for the probabilities of all federal elections that take place in a year when Americans vote for U.S. President: who will assume the presidency, and who will control the United States Senate. With oneclick buttons to adjust
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 Electrical Engineering Toolbox  Cody Miller, Aspen Labs, LLC
Calculate trace width, trace current, trace resistance, impedance, crosstalk (microstrip or stripline), and inductance (wire, parallel wires, coax, wire over plane, loop, rectangle loop, coil, broadside traces, and edgecoupled traces). Download "math
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 Electric Currents in Infinite Networks [PDF]  Peter G. Doyle
Networks as Riemann surfaces. A paper that shows how to get a more complete theory of conduction in infinite networks by paralleling the welldeveloped theory of conduction on open Riemann surfaces. PostScript and source file are available from Doyle's
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 Electronic Bookshelf (Mathematics Across the Curriculum)  Dartmouth College
Materials produced by the MATC project are listed on the Electronic Bookshelf. Topics include: Algebra; Calculus and Differential Equations; Engineering; Physical Sciences; Art; Computer Science; History and Geography; PreAlgebra; Biology, Medicine,
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 Electronic Emissary  Judi Harris; Univ. of Texas at Austin
An Internetbased interpersonal resource online since February of 1993: a searchable database of experts and a way to request "matches" that helps teachers with access to the Internet locate other Internet accountholders who are experts in different
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 The Electronic Encyclopedia of Statistical Exercises and Examples
Supplementing introductory textbooks, the Electronic Encyclopedia of Statistical Exercises and Examples (EESEE) comprises over 80 "realworld" stories, or examples, about the uses and abuses of statistics and statistical inference, drawn from published
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 Electronic Games for Education in Math and Science (EGEMS)  British Columbia, Canada
Archives of a collaborative effort by scientists, educators, and professional video game and educational software developers to do research on and develop teaching materials that integrate video games and computerbased explorations with existing classroom
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 Electronic Journal of Combinatorics  McKay, Wilf, Eds.
A refereed allelectronic journal that welcomes papers in all branches of discrete mathematics, including all kinds of combinatorics, graph theory, discrete algorithms, etc. See also The Electronic Journal of Combinatorics and The World Combinatorics
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 Electronic Journal of Differential Equations (EJDE)
An electronic publication (ejournal) dealing with all aspects of differential equations (ODEs, PDEs, integral equations, functional differential equations, etc.), and their applications. The EJDE accepts only firstrate original work, subject to as rigid
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 Electronic Journal of Linear Algebra (ELA)  International Linear Algebra Society (ILAS)
A refereed allelectronic journal for articles that contribute new information and insights to matrix analysis and the various aspects of linear algebra and its applications. It is primarily available to the public via the World Wide Web, in Haifa, Israel
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 The Electronic Journal of Mathematics & Technology  WeiChi Yang, EditorinChief
The Electronic Journal of Mathematics & Technology (eJMT) publishes research addressing technologybased issues in all mathematical sciences. This international, refereed journal has four basic areas of interest: research in mathematics and its applications
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 Electronic Journal of Probability & Electronic Communications in Probability (EJPECP)  Institute of Mathematical Statistics
Two electronic journals, EJP and ECP. Abstracts, postscript, and PDF files of contents starting in 1996; author index; subscription and submission information.
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 Electronic Journal of Qualitative Differential Equations (EJQTDE)  Burton, Hatvani, editors
Papers appearing in EJQTDE are available in DVI, PS and PDF formats, and can be previewed or downloaded. All topics related to the qualitative theory (stability, periodicity, boundedness, etc.) of differential equations (ODE's, PDE's, integral equations,
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