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  All Sites - 1714 items found, showing 1151 to 1200

  1. Number World - David Geistert
    Key in any positive integer less than 10^15 and press the "Look up" button for properties about it: factorization, divisors, cross sum, equivalence in multiple bases, and more. Number World's math tools include an equation solver, an equation system solver, ...more>>

  2. The Number Years - Libicki, Quinn
    A concept originally created by Eric Libicki as a classroom activity to bring a sense of fun to learning the history of mathematics, now in the game show format presented here. Several online versions are available, and users will be able to craft their ...more>>

  3. Numeracy Games - James Barrett
    Flash games in number facts (including funky mummy and brilliant beadstring), counting (funny fingers and duck shoot), bridging through 10 (techno tortoise and +/- number lines), time (hickory dickory and fairy clock), shape and measures (shifting shapes), ...more>>

  4. Numeracy Helper - Educational Computing Support Services
    The prime function of this website is to provide software to support teachers and students in the classroom or at home. There are over 75 free interactive on-line numeracy modules (Year 1 to year 9) with printable work sheets plus answer sheets. There ...more>>

  5. Numeracy Hour Activities - Ambleside Primary School on the Web
    Games designed by or with children, and interactive teaching programs to download. Games and activities include Amblegraph (create simple bar charts online); Online Calculator; Analogue Clock (a time teaching tool); Table Trees (multiplication tables); ...more>>

  6. Numerical Integration Tutorial - Joseph L. Zachary
    A tutorial that explores rectangular and trapezoidal methods for numerical integration. Includes a Java applet that opens in a separate window, for use alongside the tutorial. From a Computer Science course at the University of Utah, and the book Introduction ...more>>

  7. Numeric Tests Solver - The IQ Challenge
    Enter an integer sequence, and this program attempts to determine the next number in the sequence. It is based on artificial intelligence algorithms. ...more>>

  8. Numm˛lt - Maurici Carbˇ Jordi
    Java applets: an area "workshop," which explains area and division by converting numbers in area units; an architect's toy blocks, with gravity; connecting and programming elementary logic (in the form of pipes with light bulbs signifying true sentences); ...more>>

  9. Nummòlt - Maurici Carbó Jordi
    Math teaching resources built by architects include base 10 block manipulatives; a block construction toybox; a logic construction toybox; an area workshop; and MathCats balance. See, in particular, Nummòlt's open-ended obbl & math toys: adding ...more>>

  10. Ohio Proficiency and Graduation Practice Tests - Murtaza Ozdemir, Horizon Science Academy Online
    Practice math questions culled from the last four Ohio sixth- and ninth-grade proficiency tests or the Ohio graduation test. Users receive a detailed report of their score and a list of missed or skipped questions at the end of the test. ...more>>

  11. Oligopoly/Public Firm Model - Elmer G. Wiens; Egwald Web Services Ltd.
    An economic model of an oligopolistic industry with a government firm, oligopoly, interactive and online model, with bonus systems for managers of a public firm. Application of numerical analysis (Gradient and Newton's methods to solve systems of ...more>>

  12. On Beyond Newton: from Simple Rules to Stability, Fluctuation, and Chaos (Serendip: Complex Systems) - Bryn Mawr College
    An interactive exhibit on homeostasis/autonomy/chaos centered around population dynamics. The phenomenon of rules giving rise to not only order but also disorder, and, beyond that, to previously unknown forms of order, is the terrain currently being explored ...more>>

  13. Online Calculator - Cody Miller
    Online Calculator features include: RPN, unit converter, base conversion, polynomial solver, equation solver, complex number support, and decimal to fraction conversion. Site includes reference sheets for algebra, geometry, trigonometry, and calculus ...more>>

  14. Online Clinical Calculator - Division of General Internal Medicine, Medical College of Wisconsin
    Includes a Bayesian Calculator (calculates test sensitivity, specificity, predictive values, and likelihood ratios) and numerous clinical formulas (A-a Gradient, Anion Gap, Estimated Blood Level, Body Surface Area, Body Mass Index, Estimated Creatinine ...more>>

  15. OnlineCollegePrep.com - Robert Hackworth
    Distance learning courses in reading, writing, math, and study skills. A free online arithmetic course is available for adults needing help to prepare for pre-college and college-level math instruction. A real instructor instructs and leads the course. ...more>>

  16. Online Conversion - Fogt
    JavaScript for converting lengths and distances, temperatures, speed, volumes, weights and masses, computer memory, date and time, cooking, angles, area, power, energy, density, force, pressure, numbers, finance, light, torque, viscosity, frequency, flow ...more>>

  17. Online Conversions - Oren Harhel
    JavaScript for converting or calculating greatest common divisors (GCD) and least common multiples (LCM); linear regressions; geometric means; one's complement and two's complement; Roman numerals; means, medians, modes, and ranges; from decimals to fractions, ...more>>

  18. Online Function Grapher - David Bloom
    Interactively plot trigonometric functions, inverse and hyperbolic trigonometric functions, logarithm and natural logarithm (ln), square root, and other special functions such as min, max, absolute value. ...more>>

  19. Online games and activities at Syvum - Syvum Technologies, Inc.
    Online activities for practicing practice addition, subtraction, multiplication, division, fractions, algebra, and word problems. Workbook-type activities are interactive, with automatic generation of tests, immediate grading, and a new set of problems ...more>>

  20. Online Graphing Calculator: 1-Click Delivers Complete Graph - Barry Cherkas, WebGraphing.com
    Online graphing calculator with automatically optimized viewing window plus step-by-step details to help answer any graphing questions. Calculus results include determining derivatives and finding local maxima, minima, points of inflection, and more. ...more>>

  21. Online Gröbner Basis Calculations - Michael McGettrick, National University of Ireland
    Enter generating polynomials for the ideal I to calculate its Gröbner basis, minimal Gröbner basis, or reduced Gröbner basis, which can be used for finding the solution to simultaneous polynomial equations and for determining the existence ...more>>

  22. Onlineindiaeducation - Atul Mittal
    Page after page of questions with links to view answers and explanations: aptitude (area, series, "problems on trains," boats and streams, odd man out, and more), puzzles (sudoku, number, logical, clock, etc.), and reasoning (cause and effect, arithmetic, ...more>>

  23. online intervention.com - Pearson Education
    onlineintervention.com assesses students' performance in specific skills and prescribes customized intervention activities, automatically generating summary reports for both teachers and students. Register to take online quizzes, play games, and use learning ...more>>

  24. On-Line Logic Book - Johan Mårtensson
    An introductory text, with accompanying Java teaching tools for specific topics. Includes an introduction to logic itself and chapters on ontology and semantics. ...more>>

  25. Online Math Calculator
    This collection of free online calculators includes a scientific calculator that accepts inputs of entire matrices and equations, calculates derivatives, and plots functions. One-button unit conversion calculators convert between Celsius and Fahrenheit, ...more>>

  26. Online Math Calculator - Tom Flowers, Mintmark.com
    A free Web-based math tool: simple calculator with inverse and exponent functions and the four trig functions. ...more>>

  27. Online Math Center - Whatcom Community College, Bellingham, WA
    Resources for mathematics students and teachers, including answers to Frequently Asked Questions and online Live Math applications demonstrating algebra, calculus, and linear algebra topics. ...more>>

  28. Online Math Courses - Internet Academy (IA)
    Distance learning for high school students, who pay a fee and can obtain credit. Uses Academic Systems software (PC only, no Macs). See the Algebra I-II Index of Lessons. Includes a Glossary. ...more>>

  29. Online Math Games - Ramona Pasca
    Free Flash 6 math games and worksheets. ...more>>

  30. Online Math Tests Home Page - Elias Saab
    This site has problems that help sutudents get ready for College Alegbra or Calculus. It also has problems in Geometry and Trigonometry. All the problems have complete solutions that are given when one hits the submit button. Tests covered include: MPE-4-10, ...more>>

  31. Online Matrix Calculator - Trifon Triantafillidis, Bluebit Software
    This is an online matrix calculator, featuring Determinant calculation, LU Decomposition, Matrix Multiplication, Matrix Trace, Cholesky Decomposition, Systems of Linear Equations, Matrix Rank, QR Decomposition, Matrix Inverse Singular Value Decomposition, ...more>>

  32. Online Scientific Calculator - Alcula; Giorgio Arcidiacono
    An advanced scientific calculator that performs calculations on real or complex numbers. The results of expressions are displayed as fractions as well as in their floating point approximations. An editable expression history allows to update previous ...more>>

  33. Online Statistics: An Interactive Multimedia Course of Study - Rice University, University of Houston, Clear Lake, and University of Houston, Downtown
    An introductory-level statistics book. The material is presented both as a standard textbook and as a multimedia presentation. The book features interactive demonstrations and simulations, case studies, and an analysis lab. ...more>>

  34. The Online Test Page - Elias Saab
    Math and vocabulary drills, including MathCOUNTS, SAT, ACT, and Missouri MMPT questions, as well as links to relevant sites. ...more>>

  35. Onlineunitconversion.com
    Oover 225,000 conversions, togethr with explanations of their history and use. ...more>>

  36. On Motivation and Understanding - Cut the Knot!, Alexander Bogomolny
    Fourth in a series of columns that draw on Frank Morley's fundamental paper On the Metric Geometry of the Plane n-Line - dealing with what amounts to his proof of the Trisector Theorem. Bogomolny outlines Morley's reasoning first and then supplies necessary ...more>>

  37. On Roman Numerals
    Learn the basics of Roman numerals and how to write them, from I (1) to M (1,000) and above. Also, submit an Arabic numeral and click to convert it into its Roman numeral equivalent; or vice versa. ...more>>

  38. OnSolver.com - Aliaksei Shamau
    Evaluate indefinite integrals, definite integrals, derivatives, limits, differential equations (powered by Wolfram|Alpha), matrices, and systems of equations (original JavaScript) by using the pull-down menus or typing directly in the fields. ...more>>

  39. On This Day in Math - Pat Ballew
    Mathematically significant events, births, deaths, and more, posted every calendar day. Ballew's blog reveals his thoughts on teaching math. His links and explanations written using The Geometer's Sketchpad include triangle medians; angle bisectors in ...more>>

  40. OOG: the Object Orientation Game - MCM Productions
    MCM Productions' first publicly released software application. This 4-in-1 tiling puzzle game for the MS-Windows environment allows players to test their problem solving ability with over 300 puzzles, including Tangrams, Pentominoes, Hexagons and Polyominoes. ...more>>

  41. Operations Research - Elmer G. Wiens; Egwald Web Services Ltd.
    Operations research - game theory and linear programming: an online linear programming solver; and an online solver of two-person zero sum games (play a two-person zero sum game online). ...more>>

  42. Optical Illusions (SandlotScience.com) - SandlotScience
    Interactive explorations of optical effects, illusions, distortions, animations, artwork, stories, PDF projects, games, and more. Impossible objects include columns, an endless staircase and animated stairs, Java triangle models, an interlaced tri-bar, ...more>>

  43. Optimal Control Theory with Applications - Elmer G. Wiens; Egwald Web Services Ltd.
    Interactive Models: Applications of Optimal Control Theory using the Pontryagin Maximum Principle. Solve the rocket car, missile intercept, and harmonic oscillator (linearized pendulum) problems online. Learn how the control and adjoint (co-state) variables ...more>>

  44. Optimization Technology Center - Argonne National Laboratory and Northwestern University
    A research center dedicated to optimization problems. The "optimization tree," with descriptions of the different subfields of numerical optimization; interactive demonstrations and case studies, including the diet problem and minimum surface area; linear ...more>>

  45. The Organic Mathematics Project - Centre for Experimental and Constructive Mathematics (CECM)
    A collaborative research project involving a number of researchers at the Centre for Experimental and Constructive Mathematics (CECM). Involves in part the development of WWW-based and Maple-assisted tools for document annotation and math activation. ...more>>

  46. ostermiller.org - Stephen Ostermiller
    Converters, Calculators, and JavaScript include Multiplication Game, in which letters represent digits in a multiplication problem; Length, which converts between units of length and distance; Roman Numerals, which converts between Arabic and Roman numerals; ...more>>

  47. Other Maths - Jon Perry
    Notes, applets, and proofs on a variety of open problems and conjectures: roots of x^p, highest power of 2 that divides ab + bc + ca, a prime product paradox, consecutive integers, (n + 1)!, Collatz, n-secting a line, the first lower digit, Fibonacci, ...more>>

  48. P2S Games - P2S Information Systems Pvt. Ltd
    Online games that challenge you to click your way to filling containers of liquids (Fill It Up), completing equations with operations (Equation), adding adjacent tiles to maximize their overall sum (Maximize), selecting operations between the 4s to make ...more>>

  49. Packing Videotapes - NASA Lewis Learning Technologies Project
    Roger had to pack videotapes 10 to a box. If he had 178 tapes of one kind and 121 of another kind, how many boxes would he need in order to pack them all and not mix the different types? A detailed answer is provided. From NASA's 9th Grade Math Proficiency ...more>>

  50. Page of Conversion (Convert It) - Ramsviks, Adler
    Enter a number and press the tab key to convert among bases, tempreatures, and measures and weight. ...more>>

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