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  Selected Sites   (see also All Sites in this category)

  1. Math for Kids: A Medieval Adventure in Problem-solving - ThinkQuest Junior
    A site designed by two fourth-graders for sharpening math problem-solving skills: students can practice and learn to solve 30 word problems step-by-step (multiple-choice answers with answer pages are provided), or share word problems they've written. Pages on Word Problem Solving Strategies explore multiple step problems logical reasoning, choosing a calculation method, problems with more than one answer, deciding when to estimate, using data from a chart, and more. more>>


 
  All Sites - 301 items found, showing 1 to 50

  1. 1000 Lockers - Math Forum, Ask Dr. Math Common Question
    A selection of answers to the "locker problem": "There are 1000 lockers in a high school with 1000 students. The problem begins with the first student opening all 1000 lockers; next the second student closes lockers 2,4,6,8,10 and so on to locker 1000; ...more>>

  2. 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 centuries-old pages, or search for text within primers, readers, ...more>>

  3. 21st Century Problem Solving - Howard C. McAllister
    Examples of problems solved using reliable problem solving methods; discussion of the principles of reliable problem solving; a FAQ; and an evolving encyclopedia of solved problems in mathematics, physics, and chemistry. The main focus is on pre-college ...more>>

  4. 9th Grade Math Proficiency Test - NASA Lewis Learning Technologies Project
    9th Grade Math Practice Questions to test addition, multiplication, word-problem skills, and basic algebraic skills. Includes answers and explanations. From the Proficiency Building Activities of the NASA Lewis Research Center K-12 Program. ...more>>

  5. About Ellipses - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about ellipses, such as calculating their areas and perimeters, graphing them, and determining equations for them. ...more>>

  6. About Zero - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about zero, such as whether it is even or odd, prime or composite, positive or negative, and different from nothing. ...more>>

  7. Absolute Value - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about absolute value, such as real-life applications, its place in order of operations, and solving algebra inequalities that contain absolute values. ...more>>

  8. Acertijolandia - Jose Manuel Galvan Pachon
    Math problems, riddles, and brain teasers for all ages. In Spanish. ...more>>

  9. Activity Resources - Activity Resources Inc.
    Created by Mary Laycock for mathematics teachers, with the goal of providing a real understanding of mathematics through hands-on (manipulative) activities. Purchase books and manipulatives on arithmetic, base ten, red and blue blocks, Cuisenaire rods, ...more>>

  10. Adding/Subtracting Fractions - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about adding and subtracting fractions, including how to find common denominators. ...more>>

  11. AGMath - Jason Batterson
    Along with puzzles and competition materials, provides Algebra and Geometry resources for advanced middle and high-school students. PDF worksheets, transparencies, and problem sets. Includes information on a summer camp for middle schoolers, preparing ...more>>

  12. Alive Maths/Maths à Vivre - Nathalie Sinclair
    Hands-on, interactive "microworlds," in which students investigate patterns and relationships, pose questions, play with the variables, and solve problems: Play with Lulu on a grid; practice triangle reflections; play with fractions and decimal patterns ...more>>

  13. All About Ratios - Cynthia Lanius
    Activities designed to help students understand the concept of ratios, using the Internet. Activities may also be printed out if computer access is not available. Students are expected to: use multiplication and division of whole numbers to solve problems, ...more>>

  14. All the King's Digits - Terry Trotter
    Challenge: Using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9, and the operations of +, -, x, , sqrt (square root), cbrt (cube root), ^ (raise to a power), and ! (factorial), along with grouping symbols, write expressions for the counting number 100. ...more>>

  15. Arithmesticks - Michael Varma, Magical Concepts
    Simple equations made out of sticks--move one stick to make the equation correct. This site has example problems in each of the four basic operations, and sells kits of sticks and equations cards. ...more>>

  16. Art and Mathematics - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about art and mathematics, such as "Do you know ways that art can be linked to mathematics?" ...more>>

  17. Asymptotes - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about asymptotes, such as "What are the vertical and horizontal asymptotes of f(x)?" ...more>>

  18. 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, problem-solving, and other important math skills in the context of ordinary life at home. These activities are designed for children ages 5-11 and their parents, and are ...more>>

  19. Authentic Inquiry Maths - Bruce Ferrington
    Blog by an Australian teacher who advocates Tedious Repetitive Activities Involving Number (TRAIN) for the Genuine Application of Mathematical Experience (GAME). Posts, which date back to April, 2012, have included "Top 10 Maths Songs," "Maths and Making ...more>>

  20. BasketMath Interactive - Robert Cummings, Science Academy Software
    Science Academy Software's BasketMath online interactive application drill and practice site offers auto-scoring questions in arithmetic, rounding and writing numbers, order of operations, factoring, adding or multiplying signed numbers, calculating perimeter ...more>>

  21. Blue Web'n Learning Sites Library
    Learning Applications: a library of Internet-based 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 ...more>>

  22. Borrowing/Regrouping - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about borrowing, regrouping, and carrying, such as "When doing subtraction problems like 100-99, why do the zeros become nines?" and "When you are subtracting a fraction, do you always take one away from the whole number?" ...more>>

  23. Bowland Maths - Bowland Charitable Trust
    Case study problems and lessons designed to develop thinking, reasoning and problem solving skills in UK math pupils ages 11-14. In particular, download series of stand-alone assessment items that challenge students to estimate the number of descendants ...more>>

  24. Brain Food - Puzzles For the Brain To Gnaw On - Samuel Stoddard
    Hundreds of online (CGI) puzzles, including logic puzzles, word problems, number puzzles, lateral thinking puzzles, scrambled equations, cryptograms, logi-number puzzles, discrete reasoning puzzles, mathematical reasoning puzzles, knight's dilemma, magic ...more>>

  25. 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. ...more>>

  26. Bridge to Higher Mathematics - Sam Vandervelde
    Textbook for use with the proofs course taught at St. Lawrence University by Vandervelde, an Associate Professor of Mathematics who writes questions for the USA Math Olympiad. Bridge to Higher Mathematics incorporates "concept checks" and "mathematical ...more>>

  27. Brilliant
    Weekly Olympiad-style challenges that offer "rigorous, competitive, whimsical, and edifying" problem sets in math and physics. Register to explore the Brilliant Techniques Trainer's practice exercises; answer correctly to earn points redeemable for lanyards, ...more>>

  28. Carnegie Foundation for the Advancement of Teaching
    An independent policy and research center improving teaching and learning. See in particular Quantway® and Statway®, the foundation's developmental math pathways for community college. ...more>>

  29. Casting Out Nines - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about casting out nines, including proofs of why the method works. ...more>>

  30. Celsius to/from Fahrenheit - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about converting Celsius to and from Fahrenheit, such as "Is there a temperature that is the same on both the Celsius and Fahrenheit scales?" ...more>>

  31. Chain Rule - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about the chain rule, such as when to use it and why. ...more>>

  32. Circle Formulas - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about circle formulas, including how to find their circumferences and areas. ...more>>

  33. Circles - 360 Degrees - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about why a circle has 360 degrees, and the origin of that degree measurement. ...more>>

  34. Classic Problems - Math Forum; Ask Dr. Math FAQ
    Classic problems from the Ask Dr. Math FAQ (Frequently Asked Questions) files, including: age word problems, birthday probability, boy or girl?, camel and bananas, coin problems, doubling pennies, grazing animals, liars and truthtellers, the missing dollar, ...more>>

  35. Classifying Numbers - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about classifying numbers, such as "How are the different types of numbers related?" and "What is a real number?" ...more>>

  36. Coin Flipping - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about flipping coins, such as "What is the probability of getting two heads and four tails?" and "What is the probability of getting two heads on four flips of an unbiased coin?" ...more>>

  37. Collaborative Mathematics - Jason Ermer
    Videos for connecting "a worldwide community of mathematical problem solvers" and "cultivating a productive attitude toward challenging problems: one of creativity, resourcefulness, self-confidence, and perseverance." Two- and three-minute-long challenges ...more>>

  38. College Math Prep for High School Students - C. J. Kentler and V. S. Manoranjan, Washington State University
    Self-scoring problems, new with every click, to gauge a student's preparedness for college level math: operations, solving for a variable, solving linear equations, word problems, solving absolute value equations, solving inequalities, distance between ...more>>

  39. Common-Sense Questions (Learning and Mathematics) - G. Polya; Math Forum
    In his 1957 book, How to solve it, Polya describes a four-stage approach to mathematical problem-solving. He bases his approach on common-sense questions that would naturally occur to an experienced problem-solver. Polya claims teachers should pose these ...more>>

  40. Comparing Fractions - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about comparing fractions, putting them in order, and defining equivalent fractions. ...more>>

  41. Composition of Functions - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about composition of functions, including evaluating them and determining the domain of a composite function, ...more>>

  42. Computing Technology for Math Excellence - Patricia Deubel
    Computing Technology for Math Excellence (CT4ME) is devoted to resources for teaching and learning mathematics (K-12 and calculus) and the standards movement in education. Math resources include links to sites for basic skills mastery, problem solving ...more>>

  43. Cone, Cylinder Edges? - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about whether cones or cylinders have edges, such as "Does a cone have an edge? A vertex?" ...more>>

  44. Converting Fractions to, from Decimals - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about converting fractions to decimals and back, including how to convert repeating decimals to fractions. ...more>>

  45. Count On - Department for Education and Employment, UK
    Activities and resources -- some simple and some fancy -- for parents, teachers, and students. Resources offers, among other things, guides: to mathematical misconceptions; for parents helping with homework; for promoters of math fairs; and for providers ...more>>

  46. The Cow in the Classroom - Ivars Peterson (MathLand)
    Math Curse by Jon Scieszka and Lane Smith spoofs the types of word problems that educators and textbook writers invent to dress up arithmetic exercises and, supposedly, to demonstrate the relevance of math to everyday life. Canadian economist and humorist ...more>>

  47. CPO Online - Cambridge Physics Outlet
    A company founded by teachers and scientists that creates hands-on equipment and curriculum for teaching science, math, and technology from grades 4-12 and beyond, and provides effective professional development in science and math that is both content ...more>>

  48. CYBERCHASE Online - Educational Broadcasting Corporation (PBS.org)
    Companion site to CYBERCHASE, PBS's animated math adventure series, intended to foster math literacy and problem-solving skills for kids ages 8-11. Play interactive games or practice with tools such as the talking calculator, crack challenging puzzles, ...more>>

  49. Daniel Willingham
    From the author of Why Don't Students Like School? and When Can You Trust the Experts? (subtitled: "How to tell good science from bad in education"). See, in particular, Willingham's articles, such as "Why transfer is hard," "Why students remember or ...more>>

  50. Decision Development Corporation
    Software for K-12 students and teachers, for all platforms. Math software included separately and as part of other product lines. (Gigamath Playground and Junior Gigamath Playground offer word problem practice for ages 7-14 and 4-8 respectively; Ellen ...more>>


 
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