 Do Your Home Work Arizona  Stand for Children Arizona
A free tool for Arizonan parents to better understand the homework assigned to their children. Use the pulldown menus to select math and a grade K8, or search with a keyword, for outlines of math content standards, homework help resources, and access
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 A Dozen Reasons Why Schools Should Avoid Filtering  From Now On (FNO)
Why schools should not block access to particular sites: filters may not work very well;. they may work too well; they may increase attention to SMUT and spur motivation; their ongoing cost may block better programs from your students; they may create
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 Dragonfly Web Pages  Miami Univ. of Ohio with the NSTA
Dragonfly is an inquirydriven magazine published bimonthly during the school year, inspiring children to join with their peers and with scientists in national and international investigations. Dragonfly also publishes poetry, autobiographies, natural
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 Dr. Alfred Posamentier  Education Update, Inc.
Blog by the Dean of Education at Mercy College (New York). Posamentier's Posts, which date back to August, 2010, have included "A Power Loop," "The Unusual Number Nine," "The Irrepressible Number 1," "Enriching Mathematics Instruction, Rather than Teaching
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 Dramatic Results
This nonprofit educational arts agency improves students' academic confidence and performance "by stimulating curiosity and fostering creativity through a handson, artsbased approach to learning." Dramatic Results specializes in curriculum that integrates
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 DreamCalc for Windows  Andy Thomas
A freeware scientific calculator for Windows, intended to replace standard handheld calculators. Fully featured range of math, scientific, statistical & financial functions. Supports natural fractions, complex numbers, basen logic, unit conversions
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 Dr. Freemath  Bob Pawloski, Office of Internet Studies, University of Nebraska  Omaha
Archives of a project where elementary classes asked mathematics questions of the Omaha FreeNet, Project TEAM Internet (UNO), and the Technology Task Force of the Eastern Region Math and Science Coalition. Questions and answers range from "At the speed
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 Dr Mike's Math Games for Kids  Michael Hartley
Free printable and online math games for kids: traffic jam, times tables, magic square, magic hexagon, sugar sugar, Archimedean tilings, magical calculator birthday trick, and more. Newsletters include Monday Morning Math, with what math says about daily
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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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 Dyscalculator  Pind, Pernille; and Bjerre, Erik
A calculator app to help dyscalculics by showing quantities in multiple representations: as digits, as words, and (for comparisons) graphically. Dyscalculator also speaks figures aloud and rounds numbers. Developed for iPhone, iPad, and Android with the
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 Dyscalculia and Maths Difficulties  Learning Works International Ltd
Conferences, teacher courses, in service educational training opportunities, research, and more from the publishers of Working with Dyscalculia.
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 Dyscalculia.org  R. M. Newman
Learn about dyscalculia: definitions, cognitive research, symptoms, diagnosis and best practices, classroom techniques, home learning aids, legal questions, papers such as "Developmental Perspectives on Dyscalculia: Implications for Teaching in the Middle
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 Dyslexia  George Row
A compensium of links to other WWW pages and discussion groups on Dyslexia: basics, organizations, bibliographies, archives, software, research; also special needs education in general; and pointers to general disability information.
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 Dyslexia Online
An online magazine offering information on and resources for dyslexia.
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 Dyslexia Symptoms & Dyslexia Signs  Benetta Strydom
A resource on the symptoms of dyslexia, including the possible effects of
this disorder on math and handwriting.
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 Eagle Geocoding  ETAK, The Digital Map Company
Input an address and the Eagle Geocoder will return the following data: full Zip Code, latitude and longitude, County, Urbanized Area Code, Population Density, Minor Civil Division, Place, Tract, and BlockGroup. You may also request a map with the address
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 Earliest Known Uses of Some of the Words of Mathematics  Jeff Miller, Gulf High School, New Port Richey, FL
An extensive list, with examples, sources, and contributors. These pages attempt to show the first uses of various words used in mathematics. Research is ongoing, and the uses cited should not be assumed to be the first uses that occurred unless it is
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 Earliest Uses of Various Mathematical Symbols  Jeff Miller, Gulf High School, New Port Richey, FL
An attempt to identify the individuals who introduced various common mathematical symbols, along with the dates and name of the document in which the symbol first appeared: symbols of operation; grouping symbols; symbols of relation; fractions and decimals;
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 Early Algebra, Early Arithmetic  TERC and Tufts University
The Early Algebra Project examines young learners as they express general relationships among numbers and quantities through written notation, tables, and diagrams. Download PDFs of class materials such as lesson plans and student worksheets; discuss
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 Early Algebra Thinking  Bethany RittleJohnson
Evaluating the role of explanation in mathematics learning — specifically, "why" explanations, or reasoning about why something is true. See, in particular, the abstracts, published articles, and coding schemes and other instruments from RittleJohnson's
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 Earning 5.5 Percent Interest  NASA Lewis Learning Technologies Project
Mareta put $4,000.00 in a savings account at an annual interest rate of 5.5%. How much interest will the principal earn in 1 year? A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test.
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 EASI Street to Science, Engineering, and Math (SEM)
Equal access to software and information: an NSFsponsored project to collect and disseminate information on tools that make these fields more accessible to professionals with disabilities. Online workshops, Webcasts, links to programs for the visually
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 Easy Calci  Manoj Prabhakar
Calculators for linear algebra, statistics, length conversions and other measurements, interest and other financial topics, and more.
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 EcEdWeb: Economic Education  Kim Sosin, Univ. of Nebraska at Omaha (UNO)
Teaching resources for economics teachers from K12 to college/university level, plus links to particularly useful sites for economics information and data for teachers and students. Two economics organizations, the National Association of Economic Educators
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 EconEdLink  National Council on Economic Education
Classroomtested, Internetbased economic lesson materials for K12 teachers and their students. Browse the complete library of online lessons, aligned to Standards of the National Council on Economic Education (NCEE) and organized into macroeconomics
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 EdAlive Educational Software
Educational games and teaching utilities, for Windows or Mac operating systems. Australiabased company.
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 EDC WEST.com Every Day Counts Workshops  Janet Gillespie
Every Day Counts is a form of Calendar Math that provides 1015 minutes of
daily supplemental math instruction at each grade. EDC West consultants provide math staff development for Every Day Counts calendar math and partner game materials for K6 schools,
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 edin.us  Edin
Makers of the arithmetic apps Digitron, which challenges players to form true equations out of numbers and operators as they tumble down the screen, in the style of Tetris; and Math Samurai, which challenges players to identify the missing operation in
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 EdNext
A utility that allows searches defined by grade level, subject, and specific topic. Select subject: mathematics to search for more than 8,000 math sites.
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 EdPlace Maths  EdPlace
EdPlace Maths is a is a registered Curriculum Online subscription website that offers over 2000 interactive and printable maths worksheets for KS1 through KS4. Free samples available; paid subscriptions allow users to generate new problems for each worksheet
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 eDscape  Computer Curriculum Corporation (CCCnet)
eDscape is CCC's professional development website for educators, with free online courses on using the Web and technology in the classroom, discussions and conferences, partner sites, and online stores (Simon & Schuster). You must register to participate
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 Ed's Oasis  AT&:T Learning Network
A resourcecollecting, teachingstrategysharing, communitybuilding site, including discussions via email and the Web, spotlights on various teachers for technologyintegrating ideas and projects, a "treasure zone" for students with resources in language
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 Ed Tech Tools  University of Hawaii
Free, webbased tools for educators, featuring QuizMaker 2.0, which allows users to create and correct online quizzes easily and quickly, without any knowledge of HTML. It provides instant feedback to students, and/or package answers in an email that
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 educating grace
A blog about mathematical thinking, teaching students to think, thinking about teaching students, and ending educational inequity, especially in math. The posts by this former high school math teacher who now develops teacher training date back to August,
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 Educational Aspirations
"Ramblings from a 21st century educator" who specializes in differentiating math and seeks to make the subject "more engaging and relevant to students' lives." Blog posts, which date back to July, 2011, have included "Measuring Student Growth," "Twitter
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 Educational Board Games  EdWeb
"Cardboard Cognition"  an alphabetical list of educational board games, some good for learning or practicing math. This site provides descriptions of each game, including instructional and learner objectives, equipment, rules and more. See also Educational
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 Educational Freeware  Marianne Wartoft
Listings, descriptions and reviews of free educational software for kids and adults. Some of the software is web based (see the online section), and some is Windows software that you can download (see the downloadable section). In order to see what titles
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 Educational Math Software  Educational Software Directory
An annotated directory of math learning software.
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 Educational Products: Math  IERC: Internet Education Resource Center
Search by grade (PreKAdult) and subject (e.g. math) to browse instructional materials of all kinds.
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 Educational Programs That Work (EPTW): Mathematics  U.S. Dept. of Education
The Catalogue of the National Diffusion Network's descriptions of exemplary educational programs in mathematics. A tabular summary of program services provides an overview of the programs. Individual program descriptions summarize audience, program goals,
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 Educational Resources Information Center (ERIC)  National Library of Education
A national information system designed to provide users with ready access to an extensive body of educationrelated literature. ERIC Sites links to clearinghouses, support components, and publishers of ERIC material. Special Projects include the Education
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 Educational Standards and Curriculum Frameworks for Technology  Charles Hill; Putnam Valley Schools, New York
An annotated list of Internet sites with K12 educational standards and curriculum frameworks documents, classified by organization, state, and country.
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 Educational Technology Center (ETC)  Harvard Graduate School of Education
The Educational Technology Center was formed in 1983 to explore two hard issues: topics or broad areas of concern for educators deemed difficult for learners; and issues of implementation, broadly conceived. What are the obstacles and sources of support
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 Educational Videos and Software for K12  Allied Video Corporation
Educational videos, software, and Web page services. The math series includes The Assistant Professor math videos (Fractions and All Their Parts; All About Angles; What is Area?; What are Variables?; The Pythagorean Theorem; Which Way is Minus?; The World
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 Education by Design
Publishers of educational software, focusing on special needs software for Windows and Macintosh that can be accessed with keyboard, mouse, and especially with IntelliKeys, Touch Windows or with switches. Math titles include MathPad, an arithmetic tutorial
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 Education By The Numbers  The Hechinger Report
"Answering the question of when (and whether) data can improve education." Coverage of "big data" research into math education has included "PISA math score debate among education experts centers on poverty and teaching," "Great English teachers improve
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 EducationDegree.com  Degree Prospects, LLC
A free, informational website for both current and aspiring teachers to find colleges and universities that confer certifications, master's, doctorates, and other education degrees. Browse the database by selecting a location, which includes online programs
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 Education Index  Frank Quinn, Department of Mathematics, Virginia Tech
Download Quinn's articles: "Contemporary Proofs for Mathematics Education," "A ScienceofLearning approach to Mathematics Education," "A Revolution in Mathematics? What really happened a century ago, and why it matters today," and "What should students
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 Education Industry  nternational Business Machines Corp.
This site details the products and services that IBM makes available to schools, including assistance with building technical plans, networking services, selected hardware discounts, software for teachers and administrators such as SchoolVista and IBM
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 Education: Mathematics  The Mining Company
Web resource lists of sites: see sciences  physical/computer and, beneath, mathematics by Kristin Matherly, with links to sites "in the spotlight" and topics: Algebra; Applied Math; Books; Business Math; Careers; Calculus; Communities; Competitions;
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