 Math  Melody House  Melody House
Educational recordings, counters, sorting trays, toy coins, and other colorful manipulatives from the publishers of Jump into Math by Rae Pica, Moving To Math by Pam Schiller, Math in Minutes by Sharon McDonald, and Math All Around Me and Learning Rocks
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 Math Mentor Take the Test  Santa Clara County Office of Education
For students preparing to take the California High School Exit Examination (CAHSEE) in math: answer a sample question on your own; watch a math mentor solve the same problem; and review a stepbystep solution. The movies of Englishspeaking and Spanishspeaking
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 Math Moves!
Experiential installations that "stimulate mathematical imaginations and build the mathematical abilities" of interest, confidence, and skills. Museum exhibits have included "Balance and Imbalance," "Comparing Frequencies," "Shadow Fractions," "Scaling
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 Math  PhET Simulations  University of Colorado
Dozens of free interactive, researchbased simulations of mathematical phenomena, from arithmetic, estimation, graphing lines, and Plinko probability, to projectile motion, wave on a string, Fourier (making waves), and blackbody spectrum. PhET's Java
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 Math Problems Collection  Peter Chrenko
Solve math word problems and computational exercises in algebra, arithmetic, basic functions, combinatorics, geometry (3D), planimetry (twodimensional geometry), statistics, and units. Drag the slider bars to increase or decrease the difficulty, range
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 MathResources247.com  Ampac Enterprises, LLC
Educational math toys, games, activities, and teaching supplies such as MathSafari, Hot Dots, Math Ad Libs, overheads, geoboards, algebra tiles, balances, and play money (realistic looking coins).
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 Math Salamanders  Math Salamanders Ltd.
Free printable math worksheets, PDF flashcards, and clipart on place value with Newton the Number Newt and Flame the Place Value Salamander, basic operations with Quadra the Operations Salamander, fractions with Frazer the Fraction Salamander, and geometry
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 Maths au CM / Math Exercises for 5th Graders  Colleu, Patissier
Questions and answers: Numbers and Calculations: natural numbers, fractions, decimals, proportion; Geometry; Measurement. Colleu describes his teaching system using flash cards, and provides a parallel grammar site. In French and English.
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 The Maths File Game Show  BBC Online
Interactive, animated math games (require Shockwave). Four sections include: Number, Data Handling, Algebra, and Shape, Space, and Measure. A games wheel offers games for students of different ability levels. Printable worksheets are also provided, together
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 Maths Is Fun  Rod Pierce, mathsisfun.com
Math revision (review) pages, games, puzzles, and offline activities for age 11 through college algebra. A discussion forum and a newsletter are also available. The Illustrated Math Dictionary links definitions to further resources on the site. Maths
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 MathsMaster.Org  Will Emeny
Free online instructional videos and other teaching resources that balance conceptual understanding and learning procedures.
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 MathsOnline  King's College
MathsOnline, from New Zealand, covers the entire mathematics curriculum for secondary school students from Year 8 (Year 9 in NZ) to Year 12 (Year 13 in
NZ). The site splits each year level into 50 topics and contains notes, examples, tests, exams, quizzes,
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 Maths Outdoors  Juliet Robertson
Blog posts from an education consultant "passionate about getting children outside." Posts on learning math outside with a kinesthetic emphasis, which date back to September, 2008, have included "Leaf Logic," "Investigating Right Angles with Sticks,"
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 Math Stories.com: House of Math Word Problems for Children  MathStories.com, Inc.
Word problems for grades 16, singly and in interactive or printable worksheets. Problems cover all five major math strands, and include openended and critical thinking problems. Problems are aligned to state and NCTM standards, and available in English
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 Math Travels  Real World Math
An integrated simulation of U.S. travel for grades 412. Students develop reading, writing, math, social studies, and art skills by planning vacations across states, applying concepts of measurement, multiplication, division, decimals, and time. The site
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 Math Trivia  FunTrivia.com
Online multiplechoice (MC) quizzes covering topics in algebra, geometry, statistics and probability, calculus, measurements, and more. Register to record your high scores on the site; Find out how many others have played a given game, and how they rate
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 Math Webcasts Series  Office of Head Start
Videos, with recommended readings, for personnel who support Head Start teaching teams.
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 Mathwire.com  Terry Kawas
Standardsbased activities and worksheets that support a constructivist approach to learning mathematics. Browse resources by NCTM standard or math topic, which include enrichment topics, glyphs, instructional strategies, morning math routines, seasonal
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 Math  Wonderopolis®
Each Wonder of the Day® includes several paragraphs' overview (Did you know?), modeling suggestions (Try it out!), a vocabulary list (Wonder Words), and other information to stimulate children's curiosity. Share your wonderments, questions, and answers
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 MathWonders, LLC  Amy ClarkWickham
Makers of ClockWise products, which draw on the image of the 12hour analog clock to conceptually unite the decimal (10), duodecimal (12), and sexagesimal (60) patterns that emerge from nature and everyday experience. Purchase the ClockWise system book,
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 The Math Worksheet Site  Scott Bryce
An online math worksheet generator, for addition, subtraction, multiplication, division, fractions, measurement, graphing, and telling time, and including a one hundred chart.
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 Maximizing & Minimizing the Area of Rectangles Given a Fixed Perimeter (SMILE)  Tim Amrein, Franklin Fine Arts Center
A lesson for grades 58 designed to teach students to analyze and solve problems in which rectangles with identical perimeters are compared to maximize or minimize area; collect data and search for patterns and generalizable relations; represent problem
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 Maximum Volume & Area with the Geometer's Sketchpad  David Purdy, Wisconsin Heights High School, Mazomanie, WI
Common in calculus and advanced algebra texts, these wellknown optimization problems now appear in high school geometry texts as interesting explorations that integrate measurement, model building, polynomial functions and use of the graphing calculator.
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 Mayan Dating, Mayan Astronomy  Bohumil and Vladimir Bohm
Articles describing the calculation of the correlation between the Mayan and Christian systems of dating, and the results of Mayan Astronomy in the Dresden Codex and the Correlation between the Mayan and Christian Systems of Dating. In English, Spanish,
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 Measurement Conversions  ConvertValues.com Measurement Conversions
A simple tool for converting different measurement units: length, area, volume, weight, mass, time, temperature, speed, force, power, and more.
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 Measurement Databases for Industry & Science  G. Raymond Peacock
An open, searchable directory of measurement data resources and databases
from industry & science including properties of matter, specialty
calculators, units and conversions, glossaries and data collections plus
free software.
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 Measurement of Objects Using Similar Triangles in The Plane (SMILE)  John Gabrielson, Chicago H. S. for Agri. Science
A high school geometry lesson designed to apply the use of similar triangles to a sight tool in order to measure the distance between or height of large objects such as buildings or trees. From the Geometry and Measurement section of a collection of almost
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 Measurement of Volume (SMILE)  Richard Murray, Gage Park High School
A lesson designed to teach students to measure the volume of a clear container; use a stop watch; and estimate the volume of a container using proportions. From the Geometry and Measurement section of a collection of almost 200 single concept lessons
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 Measurements: Inches (SMILE)  Joyce McCoy, Spencer Math and Science Academy
A lesson for the primary grades designed to teach students to solve problems involving measurement using information taken from various items measured. Students measure to the nearest inch, identify the length and width of rectangles, write simple addition
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 Measurement  What Is It? (SMILE)  Claudy E. Chapman, Hartigan School
A lesson designed to teach students practical reasons for measurement; the use of various tools for measurement; how and why those tools might be chosen and/or designed; and the need for uniformity and agreement on definitions of measurement. From the
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 Measuring America  Andro Linklater
Measuring America is the story of why America has ended up with its unique system of weights and measures — the American Customary System, unlike any other in the world — and how this has profoundly shaped our country and culture. In the process, the
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 Measuring an Angle  NASA Lewis Learning Technologies Project
What is the measure of the angle shown? A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test.
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 Measuring Centimeters  NASA Lewis Learning Technologies Project
If a pencil were 7.5 centimeters long, where would its point end on this centimeter ruler? A diagram and a detailed answer are provided. From NASA's 9th Grade Math Proficiency Test.
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 Measuring for Cookies (SMILE)  Sally J. Hill, Roberto Clemente Community Academy
A lesson designed to teach students to measure ingredients using standard and metric measuring utensils; read envelope contents and follow directions in sequential order; and make a batch of chocolate chip cookies. From the Practical and Applied Math
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 Measuring in Inches and Centimeters (SMILE)  Debra Thomas, Douglass Math and Science Academy
A 6th grade lesson designed to teach students how to measure in inches and centimeters. From the Geometry and Measurement section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative for Learning Enhancement.
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 Measuring with Two Containers  Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about using two different containers to measure out a third quantity, such as "How can you measure 7 liters using only 4liter and 9liter pails?"
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 Medicine and Mathematics  Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about medicine and mathematics, such as "How do doctors use math?"
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 Metric Conversions
Online metric conversion calculators for length, area, volume and weight along with some of the units origins and some conversion tables for printing.
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 Metric Mania Lessons  Tracy Trimpe
This lesson unit includes labs on length, mass, volume, density, and temperature, as well as conversions (metric to metric and metric to English). The labs give students many opportunities to work with rulers, triplebeam balances, and other science equipment
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 Metric Week  Math Forum, Teacher2Teacher FAQ
Answers to a frequently asked question: What are some activities I can use for Metric Week?
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 Millenium Mixup?  Lesson Ideas: Math; Teachnet.Com
1999, 2000, 2001... A new century; a new millennium. But have you thought about when exactly this "next millennium"? Here's the lowdown.
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 Mission: Possible (SMILE)  Mary Terhune, Rachel Carson School
A lesson for grades 58, designed to teach students to convert scaled directions in inches to actual measurements in feet; correctly measure distances on an outdoor path; and enlarge a section of a map 5:1. From the Practical and Applied Math section
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 Moneybee Multiplayer PreAlgebra  Jordan Pollack
Interactive peer tutoring site where pairs of learners create "coin puzzles" for each other to solve. Requires free registration, as this is an educational psychology research project.
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 Mr. Pitonyak's Pyramid Puzzle  John S. Pitonyak
A webquest in which students are divided into construction teams that research the cost of building a pyramid, explore actual pyramids through online exhibits, and submit calculations that they would use to build their pyramid. The site includes instructions,
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 Multiplication (SMILE)  Virginia Muhammad, John Hope Community Academy
An elementarylevel lesson designed to teach students to perform basic computations using multiplication, and to use the operation to evaluate expressions involving whole numbers and decimals. From the Arithmetic section of a collection of almost 200
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 Music through the Curriculum  Phil Tulga
Developers of math programs such as "Math and Music," which teaches students how to "hear" math (what does a fraction sound like? how about a shape?); and "Math, Science and Sound," an assembly and family night program that connects thunder, volcanoes,
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 My First Garden  University of Illinois Extension
A garden site that deals with the planning of a garden: where it will be placed, what will be planted, and when planting will happen. Younger students use parts of the body to measure the depth of plantings or the distance between plantings. More information
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 National Institute of Standards and Technology (NIST)  U.S. Department of Commerce
Working with industry to develop and apply technology, measurement, and standards. Links to a site guide; Measurement and Standards Laboratories; Advanced Technology Program; Manufacturing Extension Partnership; Baldridge Quality Program. Events, publications,
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 National Library of Virtual Manipulatives for Interactive Mathematics (NLVM)  Cannon et al., Principal Investigators; Utah State University
Java applets and other virtual manipulatives cover mathematics appropriate to grades K12, with a special emphasis on K8. Browse by grade band or by math topic: number and operations, algebra, geometry, measurement, and data analysis and probability.
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 National Physical Laboratory  United Kingdom Department of Trade and Industry
The United Kingdom's National Standards Laboratory. The searchable site contains year 2000 countdown; news and information on upcoming symposia and other conferences and events; usability services; dimensional metrology; a pressure and vacuum section;
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