 19th Century Schoolbooks  University of Pittsburgh
Search the full text of dozens of antique books used to learn and practice arithmetic and other mathematical subjects in the schools of 1800's America. Browse scanned images (gif or PDF) of centuriesold pages, or search for text within primers, readers,
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 65m.p.h. Speed Limits, Large Primes, and Japanese Exams (Math Chat)  Frank Morgan; Christian Science Monitor
When a state increases a highway speed limit from 55 to 65 miles per hour, by what percent does the road capacity (in cars per hour) change?
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 ABCya.com  ABCya.com, L.L.C.
Free educational math games that introduce basic computer skills: Geometry Practice, Addition with Manipulatives, Subtraction Match Game, Math Facts Basketball, Interactive 100 Number Chart, Math Bingo, Place Value ShootOut, Fraction Tiles, Tower of
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 Activating EnergyNet (Handbook of Engaged Learning Projects)  Bonnie Kuhrt; Carl Sandburg Junior High School, Rolling Meadows, IL
Junior high students design resources for other students involved in the EnergyNet data collection and interventions project and create Web pages for a district energy program. Site contains a summary, scenario, student pages, and useful Internet links,
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 Activity Resources  Activity Resources Inc.
Created by Mary Laycock for mathematics teachers, with the goal of providing a real understanding of mathematics through handson (manipulative) activities. Purchase books and manipulatives on arithmetic, base ten, red and blue blocks, Cuisenaire rods,
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 Adventures in Statistics  Scavo, Petraroja
A Web unit preprint of a paper by teachers Tom Scavo and Byron Petraroja that describes a mathematics project involving fifth grade students and the area of classrooms, including measurement, graphing, computation, data analysis, and presentation of results;
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 Air Pollution: A Local and Global Problem  Karen Bardeen
Students investigate the problem of air pollution in a given location and research possible solutions using a variety of tools (laboratory technology, Internet resources, multimedia technology, etc.). Mathematics goals include estimating, making, and
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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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 AMATH  AMATH Systems, Inc.
Software for Building and Reinforcing Foundation Mathematics. AMATH is a simple, selfpaced, self grading, computeraided workbook created to combat the math literacy problem in the U.S. It covers 103 modules of foundation mathematics
including: arithmetic,
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 Analysis & Knowledge  Sanford Aranoff
Download data analysis software, such as Patterns, which analyzes and charts trends in stock market using Andrews concepts. See also this former Rutgers University physics professor and current high school educator's thoughts on teaching and help file
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 Andy Norton's Web Page  Dept. of Mathematics Education, Univ. of Georgia
Illustrated essays and explorations of algebra and geometry using various technology, including TI85 calculators, CBL's and computer software such as Geometer's Sketchpad (with sketches to download), Algebra Expressor, and Excel, by a grad student in
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 Animated Math Glossary  Math Advantage  Harcourt Brace School Publishers
A K8 glossary of common mathematical terms, categorized by grade. Each entry has an example, most of which are animated. An "other" section at the end of the alphabet gives tables of metric and customary measurements, time, formulas, and symbols. You
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 Area and Perimeter (SMILE)  Monica Starks, John Fiske Elementary
A middle school lesson on measuring and calculating the area and perimeter of squares, rectangles, triangles, etc. From the Geometry and Measurement section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative
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 The Area of a Circle (SMILE)  Edwina R. Justice, Gunsaulus Academy
A grade 8 lesson designed to teach the relation between circumference and diameter and how that relation, called pi, is used in the formula for the area of a circle. From the Geometry and Measurement section of a collection of almost 200 single concept
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 The Area of a Circle (Version 2.0) (SMILE)  Edwina R. Justice, Gunsaulus Academy
A grade 8 lesson designed to review areas of plane figures; determine the relation between the circumference and diameter of a circle; show the geometric representation of the area of a circle as the shape of a parallelogram; and use the formula for computing
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 Asknumbers.com
Online conversions between different measures of length, weight, temperature, pressure, energy, frequency and more.
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 At Home with Math/Diez Actividades Cotidianas para Padres y Ninos  TERC, Inc, and Ceridian Corporation
Ten activities designed to engage children in arithmetic, estimation, measurement, problemsolving, and other important math skills in the context of ordinary life at home. These activities are designed for children ages 511 and their parents, and are
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 Babylonian and Egyptian Mathematics  MacTutor Math History Archives
Linked essay describing the character and accomplishments of these two early mathematical systems, with references and other related web sites.
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 Backpack Project  Germantown Academy
Spurred by an orthopedic surgeon's report recommending how much weight a person should carry, teams of fifth and twelfth graders examined student backpack weights in relation to body weights in all three divisions of their school, weighing over 800 students
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 BasketMath Interactive  Robert Cummings, Science Academy Software
Science Academy Software's BasketMath online interactive application drill and practice site offers autoscoring questions in arithmetic, rounding and writing numbers, order of operations, factoring, adding or multiplying signed numbers, calculating perimeter
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 Bessel, Friedrich Wilhelm (Funk & Wagnalls Multimedia Encyclopedia)  Lycos Zone: Mathematics
A short biography of Friedrich Wilhelm Bessel (17841846), the German astronomer and mathematician, best known for making the first accurate measurement of the distance to a star.
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 A Bibliography of Mathematics Education  Paul Ernest, University of Exeter, U.K.
A 1994 electronic bibliography prepared for students at the University of Exeter, U.K. Contents: Society, Diversity And Mathematics Education; The Learning Of Mathematical Topics; The Psychology Of Learning Mathematics; Teaching Approaches And Resources
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 Blackline Masters  Savetz Publishing, Inc.
Download free PDFs of black line masters for inch, polar, log, and semilog grids.
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 Blue Web'n Learning Sites Library
Learning Applications: a library of Internetbased instruction. Search for applications by grade level, application type, content area, Dewey number, and/or keyword. A Content Table shows the number of entries for each content area and application type
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 Bowland Maths  Bowland Charitable Trust
Case study problems and lessons designed to develop thinking, reasoning and problem solving skills in UK math pupils ages 1114. In particular, download series of standalone assessment items that challenge students to estimate the number of descendants
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 BrainPOP Math  BrainPOP, LLC
Short animated films that are simple and easy to understand on elementary mathematics, as well as health, science, and technology. Films often accompanied by quizzes.
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 Building Homes of Our Own  National Association of Home Builders (NAHB)
An interactive teaching tool for the middle and high school classrooms. The simulation presents a macro view of the entire home building process, from site selection to final sale. Students collect information, solve problems and make choices as they
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 Calculate the Distance Between Two Places  infoplease.com
How far is it from one place in the U.S. to another? As you type, this form automatically completes the names of populated places, schools, "locales," parks, islands, bars, lakes, reservoirs, bays, gaps, dams, glaciers, streams, wells, mines, bends, valleys,
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 Calculatorium  Nenad Mitrovic
JavaScript calculators for determining area, perimeter, surface area, volume, trigonometry, algebra, statistics, finance, conversions, health, and more. See also Calculatorium's timed, autoscoring tests and typeset formulas.
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 Calculators By Ken  Ken Prentice
Calculators for Windows that convert between different units, create calendars, perform basic physical computations, and more. Read descriptions, or download sample programs.
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 Chips A Tally  Bayonne, NJ Board of Education  5th Grade Teachers
A collaborative math project to determine whether the number of chocolate chips in Chips Ahoy cookies is the same everywhere. Classes may submit data, and results will be posted November 30, 2000. Site includes: lesson plans that use statistics to analyze
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 CIESE Online Classroom Projects  Stevens Institute of Technology
Projects that use realtime data available from the Internet, and collaborative projects that use the Internet's potential to reach peers and experts around the world. The site lists currently sponsored projects by level, with an archive of past sponsored
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 Circles  Diameter, Circumference, Radius and the Discovery of Pi (SMILE)  Kathleen Ryan, Randolph Magnet School
A 7th grade lesson designed to help students identify and measure the diameter, circumference, and radius of a circle. The students discover the approximate value of pi through the relation between the diameter and circumference. From the Geometry and
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 Circumferences, Diameters, and Radii (SMILE)  Dwayne Belle, Fuller School
A lesson designed to teach students to measure circumferences in inches, and compute radii and diameters, given different circumferences. From the Geometry and Measurement section of a collection of almost 200 single concept lessons by the Science and
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 Classroom Projects  TEAMS Distance Learning, Los Angeles County Office of Education (LACOE)
A site for teachers looking for a content area project or contest for the classroom. Join a TEAMS project or browse a list of projects and contests sponsored by other organizations. Extensive list of upcoming, current, ongoing, and completed projects
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 Clocks  Bill Finzer, Key Curriculum Press
Two sketches illustrating useful Sketchpad animation techniques. Shows how to move the hour and minute hands at different rates, and how to convert the analog motion of the clock into digital switches.
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 Coastal Computer Company
An educational software company. Math titles, AlgebraMAKER and MathMAKER, drill students in basic skills, explaining the solution to each problem. Samples of these programs are available for download.
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 Coins and a Balance Scale  Bennett Haselton
You have twelve coins and a balance scale. One of the coins does not weigh the same as the other eleven, but you don't know if the odd coin is heavier or lighter than the others. How can you determine, in three weighings, which coin is the odd coin?
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 Collaborative Maths Resources  Collaborative Learning Project
Freely downlaod PDFs of "talkforlearning" lesson plans such as "12 and 24 hour Card Sorting" (clock times), "Buy a Ted" (collect all the parts of a teddy bear, which introduces the concepts such as exact amounts and making change), "Factors Four in
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 Constant Perimeter and Constant Area Rectangles (Connected Geometry)  Daniel Scher; Education Development Center, Inc. (EDC)
Interactive Java animations accompany the article "Theorems in Motion: Using Dynamic Geometry to Gain Fresh Insights" by Daniel Scher in the April 1996 issue of the Mathematics Teacher. The article outlines how dynamic geometry software can be used to
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 Converting Tons to Pounds  NASA Lewis Learning Technologies Project
A loaded moving van weighs 5 tons. How many pounds would 10 loaded moving vans weigh? A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test.
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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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 Cuisenaire Math  ETA/Cuisenaire
From the makers of Cuisenaire Rods: Connecting Cuisenaire Rods, Cuisenaire Roddles (board games and puzzles that emphasize spatial reasoning skills), Cuisenaire Rods for the Overhead, Magnetic Cuisenaire Rods, and other manipulatives. Publications include
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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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 Disfruta Las Matemáticas  Rod Pierce, mathsisfun.com
Spanish language version of Maths is Fun.
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 Distance, Rate, and Time  Math Forum, Ask Dr. Math FAQ
Distance = Rate x Time: A discussion and two problems.
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 Domebook  Tom Camilli
Cardboard and transparent plastic geodesic domes built by children. Students start by constructing paper models, then apply scale factors to construct domes of any size using cardboard or wooden dowels and plastic sheeting. See pictures of classroom projects;
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 Dositey.com  Dositey Corporation
Interactive lessons, exercises and worksheets, educational games, openended questions in Math and Language Arts, and more.
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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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 EasyCalculation.com
Free online mathematics converter, calculators, and other tools for numbers, unit conversions, hexa conversions, decimal conversions, binary conversions, area, trigonometry, analytical geometry, algebra (e.g., group work, Bernoulli inequality, Venn diagrams
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