- PAX Puzzle - PAX Puzzle
Wooden puzzles, rope puzzles, puzzles boxes, and board games for sale. Recommendations and gift sets available.
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- PBS Mathline: Math at the Movies
Math concepts, challenges, and more, from the movies. For kids: solve puzzles from the movies; explore movie math concepts; and learn about a movie career involving math. Teachers, there are teaching and assessment tips here as well, not directly connected
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- PBS TeacherLine - PBS
A professional development resource delivering courses online for PreK-12 teachers. Find course dates, graduate credit opportunities, and other information. Download the course tour for a preview of the experience of taking a course. See also the Virtual
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- PBS Teachers: Math - PBS Teachers
The Public Broadcasting System's Math Service, combining computing and telecommunications technologies to offer interactive data services and interactive video and voice services for education based on the NCTM Standards. The site features: resources,
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- PCMI@MathForum - Suzanne Alejandre, Jim King
An overview and, in some cases, details of the working groups, schedules, and projects from each summer session: Research Program, Graduate Summer School, Undergraduate Program, Mathematics Education Research Program, Undergraduate Faculty Program, High
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- PCS Edventures - PCS Edventures!.com, Inc.
Education company with a product line ranging from hands-on learning labs in technology-rich subjects like engineering, science, math, robotics, IT, and electronics to administrative tools designed to help schools manage the enormous amounts of data required
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- Pédagogie Mathématiques - Académie de Rennes
De nombreux documents pédagogiques (du collège au BTS), des jeux ainsi que d'excellents exemples d'utilisation des T.I.C.E. (technologies de l'information et de communication pour l'enseignement) des maths.
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- Pédagogie - Olivier Batteux
Maths-Rix et Labymath sont des logiciels présenté sous forme de labyrinthe où il faut choisir des portes qui correspondent à des choix opératoires en vue des résoudre des problèmes concrets. Découvre
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- PearlQuiz - Web Pearls Inc.
A math quiz-authoring system in three parts: an application platform that manages databases and computational engines; a server of HTML and JSP pages; and an author application for writing, editing, and publishing quizzes. Question types include true/false,
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- Pearson Learning - Dale Seymour Publications
A leading publisher of educational materials, emphasizing math, science, and the arts. The site contains: an online catalog; math curricula include: CMP (the Connected Mathematics Project) and Investigations (Investigations in Number, Data, and Space,
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- Peg Cagle's Math Education News & Views You Can Use - Peg Cagle
Blog by a secondary math teacher in the Los Angeles public schools where she "shares news, views, and whatever I choose, all with an eye to issues impacting K-12 math education instruction, curricula, research and especially policy." Posts, which date
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- Pennsylvania Education Network: Link To Learn - Pennsylvania Department Of Education
A three-year (1996-99), $132 million initiative aimed at expanding the use of technology in the classroom, including links to related technology initiatives, agencies, and grant programs, as well as Internet resources for students and parents. Resources
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- PentoMania - Douglas Twitchell, Virtu Software
This pentomino-based puzzle game for Windows allows students to solve geometric puzzles or create puzzles and designs of their own.
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- Pentominoes - Robert Simms; Dept. of Mathematical Sciences, Clemson University
A Java applet spatial relations game. Try to place the pieces in the box with no overlapping. With detailed instructions, source code, development stages of the applet, and related links.
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- Percent - David Giordano
For Win95/98/ME/NT4/2000/XP, or for Pocket PC/Windows CE: calculate the percentage of any number out of any number. Free trial download; shareware program.
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- Perfection - Greg Lobanov
This mobile game for iPhone and Android handheld devices presents convex and concave polygonal shapes for players to cut into the outlines indicated. Available directly from the iTunes app store and Google Play.
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- Perfect Numbers - Math Forum, Ask Dr. Math FAQ
What is a perfect number? How many are there? How can you calculate a perfect number from a Mersenne prime?
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- Permutations and Combinations - Math Forum, Ask Dr. Math FAQ
How to calculate all possible groupings of objects where order does - or doesn't - matter.
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- A Personal-Math-Online-Help.com - Marko Ignjatijevic
Practice the basic operations of adding, subtracting, multiplying, and dividing single-digit and multi-digit positive whole numbers. Submit your answers online to check them, or click the "show solutions" buttons to see the correct answers; the "try again"
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- Perspective Drawing - Jan Garner
An examination of geometry in art: exercises in drawing, pictures and paintings in perspective on the Web (Albrecht Dürer, the Ancient City of Athens exhibit).
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- Peter Ash's Thoughts on Math and Education - Peter Ash
Musings on doing and teaching mathematics, book reviews, and math problems both elementary and advanced from the creator of Cambridge Math Learning. Blog posts, which date back to August of 2007, include "Very Proper Fractions"; "Physical Models for Non-Euclidean
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- Peterson's Education Center
A leading provider of information on U.S.-accredited educational institutions in the U.S. and abroad. Topics include: Summer Programs for Kids and Teens; Public Schools K-12; Private Day and Boarding Schools; Vocational-Technical Schools; Undergraduate
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- Photographic Polyhedron (Geometry and the Imagination) - Conway, Doyle, Gilman, Thurston; The Geometry Center
As you stand in one place and look around, up, and down, there is a sphere's worth of directions you can look. One way to record what you see would be to construct a big sphere, with the image painted on the inside surface. To see the world as viewed
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- Photo-Math - Martha Jean Barrett; Kodak
A project where students created their own mathematical board games for use with younger or less advanced students, for grades 4-8. Working in teams, advanced students covered seven math categories: whole numbers, decimals, fractions, measurement, geometry,
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- Pi = 3.14159... - Math Forum, Ask Dr. Math FAQ
What is Pi? Who first used Pi? How do you find it? How many digits is it?
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- Pi Across America - University of Phoenix
Join the "Pi Pilot" for a "journey to one of humankind's most intriguing and celebrated numbers." Activities include "The Great Chain of Pi," "Taking Pi to Court," "Your Place in Pi," "Freehand Circle Drawing Competition," "Pi Party," and "Pi Bee." Scenario
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- Pi and Square Roots - Don Cohen (The Mathman)
Kohler (a 5th-grader) follows Archimedes. A graph and a program for iterating the square root of 10. Sample problems with some answers from Chapter 10 of Don Cohen's worksheet book.
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- PianoMath Home Page: Improving Math Skills through Music - Peter Taussig, E. Paul Goldenberg
Essays and activities on links between music and mathematics. PianoMath is
a cross-disciplinary curriculum of musical classroom activities relating to
arithmetic, geometry, graphing, logic foundation, and pre-algebra. It is
now being tested at an elementary
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- Pi Approximation Day Greeting Cards - 123Greetings
123Greetings - Send Free Electronic Greeting Cards to Friends and Families all over the World. There are no images available for Pi Approximation Day, but backgrounds and a variety of slogans are available, and you can write your own.
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- Pi Day - Herte; Finley Middle School, Glen Cove, NY
Pi Day is March 14th, a day to celebrate mathematics in school, to allow students to have fun while investigating mathematics concepts and being creative and even a little silly. This page describes a number of Pi Day activities. You are invited to e-mail
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- Pieces 'n Creases: A Fun Guide to Origami - Herring, Long, Haeggquist, Jeremy; ThinkQuest Junior
Contents include the history of origami; uses and benefits; terms, symbols, and tips; origami and peace; poems about origami; activities, and resources for folding paper. An award-winning entry from Vidor Middle School.
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- PJ's Mathematical Gold Nuggets - Pam Strout; Bethel High School, Bethel, Connecticut
Links relating to K-12 research topics in mathematics and mathematics teaching collected and usefully annotated by a mathematics teacher.
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- Place Value - Cut the Knot!, Alexander Bogomolny
Dictionary definitions of place value and what they lack; the emphasis on place value in the NCTM Standards; its importance in understanding our numeration system; how it arises from one of several possible representations of grouping in the counting
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- Place Value - Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about place value, such as how to write a decimal from words such as hundreds and hundredths.
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- Place-Value: Problem-Solving and Written Assessment Using Digit-Correspondence Tasks - Ross, Sunflower
This study examined the effects of researcher-developed lessons on students' understanding of two- and three-digit numeration. Digit-correspondence tasks, often used for individual interview assessment of place value understanding, were adapted to be
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- Plastelina Logic Games - Plastelina
Free Flash games include classic constrained "crossing" problems, such as the puzzle of ferrying a wolf, a sheep, and a head of cabbage across a river in a boat that only holds any two of them at once, without leaving the wolf and sheep alone in each
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- Platonic Solids and Euler's Formula - Margo Lynn Mankus
The lesson plan for Platonic Solids and Euler's Formula offers definitions for simple closed surfaces, solids, and regular polyhedra. After observing platonic solids nets, students complete the provided (blank) table for recording vertices and edges of
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- The Platonic Solids Information Site - Dan Radin
Information, computer graphics, a computer-animated video, teaching tools, and links pertaining to the three-dimensional geometry of the polyhedron in its many forms. Radin focuses particularly on the five Platonic solids--the tetrahedron, the cube, the
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- Platonische Körper - Klaus Bernt
Nets of the Platonic solids to fold. Download in postscript format for printing. In German.
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- Play a Piano : An interactive Musical Java Activity - Paul Flavin
Play a Piano / Synthesizer / Oscilloscope: Play the piano using your mouse or computer's keyboard. Watch the wave forms as well as hear them. This virtual reality Java piano lets you play the piano and have a little fun while learning the relation between
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- The Playground of Mathematics - Cilenia
JavaScript practice in addition, subtraction, multiplication, division, time, and comparison ("greater than, equal to, or less than"). Select difficulty, complexity, position of unknown, duration, and other settings. Also available in Russian, Italian,
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- A Playground of Thoughts - Takasugi Shinji
Takasugi's "Number Systems of the World" lists dozens of languages; how to count from zero to one hundred in each; and the mathematical meaning of the expressions for each numeral. For example, the French say "93" with quatre-vingt-treize, which means
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- PlaytoLearn.com - Fenzi Designs
These flash cards and other tools help students in grades K-5 learn the basics of math, tell time, count money, add, subtract, multiply and divide.
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- Plotting Linear Equations - SPICE: Standards-Based Products for Interactive Classroom Education
An interactive workspace for graphing points, ordered pairs, lines, and planes. SPICE On-line modules are constructed with three separate but functionally linked
areas, Instructions/Lessons, Display/Work Space, and Assessment. Detailed directions are
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- Plouffe's Inverter - Simon Plouffe
A database of more than 84,800,000 mathematical constants like Pi, Sqrt(2), Catalan and Euler's gamma. Enter a number, search or browse, and the programs will find what the number is made of. From the author of the Encyclopedia of Integer Sequences (with
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- Plumbing Statistics and Information - PlumbingSupply.com
Conversions, formulas, and tables about water weights, pressures, flows, volumes, horse power, pump efficiency, the weight of 100 yards of pipe filled with water, and flow rate to velocity comparisons. Also, a water flow rate guide and abbreviations.
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- PNA: Revista de Investigación en Didáctica de la Matemática
PNA is a peer-review open access research journal published by the Spanish research group "Mathematics Education. Numerical Thinking" of the Andalusian Plan of Research. This journal includes papers in English and Spanish related to the teaching and learning
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- Poetry Patterns (TEAMS) - Jeannie Toshima; TEAMS Distance Learning, Los Angeles County Office of Education
Mathematical patterns in numbers and in poetry. This activity involves students in writing two forms of poetry - diamante and cinquain - that involve mathematical word patterns.
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- Polydron
British vendors of two and three dimensional, hands-on, geometric modelling systems and other geometric toys. Polydron Corporation history, online catalogue, and order form. To purchase Polydron products in the United States, contact Polydron International
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- Polyhedrons: PolyMod Polyhedron Modeler - Daniel Grunberg
An experimental K-12 and college-level Windows software program that allows the user to create both regular and irregular 3-dimensional polyhedrons on the screen and view them from different angles, then print out a polyhedral net or template and glue
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