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  All Sites - 1720 items found, showing 1501 to 1550

  1. Tangrams: History, Puzzles, Make It, and Links - Randy Crawford
    Follow the "history" link to learn about tangrams through the ages; click on "puzzles" for over 100 silhouettes to reconstruct, with solutions. "Make it" provides instructions for building your own tangram set. With references to more sites, software, ...more>>

  2. Tangrams - J. L. Read; Enchanted Mind
    A tangram applet that allows you to rearrange the seven forms to exactly reproduce the given image. To move the pieces, drag them with the mouse. To rotate pieces, click with the right mouse button or (on the Mac with a one-button mouse) click while holding ...more>>

  3. Teach All Kids - Derman Enterprises, Inc.
    Teaching advice, ideas, techniques and math educational worksheets designed to help teach students with learning difficulties. Teaching materials for different subjects including math, and community resources: blogs, forums, polls, and related resources. ...more>>

  4. Teacher Exchange - the Math Forum
    Web units, lessons, and activities organized by NCTM Standards and grade band level. Created by Math Forum staff members, educators, and collaborations between the two. Teachers may contribute their own lessons and ideas as well. ...more>>

  5. Teachers' Lab - Annenberg Media
    Labs based on professional development series and workshops broadcast on the Annenberg/CPB Math and Science Project Channel. Each combines online activities with background information and interactive polls or worksheets for use in classrooms, with links ...more>>

  6. TeachersPayTeachers.com - Teacher Synergy Inc.
    An online marketplace for teachers to buy and sell original educational materials. Contribute or purchase lesson plans, unit plans, whole courses, lectures, projects, examinations, workbooks, worksheets, original textbooks, syllabi, study guides, teacher ...more>>

  7. Teach Further Maths - Paul Hunt
    Packages and licenses for hundreds of animated PowerPoint maths lessons, demonstrations, proofs, worked examples, exercises, exam questions, and more. Hunt has also posted math puzzles and opinion polls of the month since November, 2013. ...more>>

  8. Teaching and Learning About Decimals - Steinle, Stacey and Chambers; Univ. of Melbourne, Australia
    A resource for teachers that explains the mathematical, psychological and pedagogical ideas needed to teach students to work confidently with decimal numbers. Contents include: Background (main ideas, what learners find hard); Case Studies (video interviews ...more>>

  9. Teaching Geometry with Google SketchUp - Bonnie Roskes
    3DVinci's resources for teaching geometry with this 3D modeling application include projects of the month, videos, teacher resources and guide, 2D and 3D project books, a blog, geometry tips and projects, and much more. Google originally created SketchUp ...more>>

  10. Teaching-Tools.com - Teaching-Tools
    Create math practice worksheets: multiplication tables with exercises, whole numbers, decimal and fraction operations, matching exercises for math terms, geometry terms, and 'story problems' clue words, an identifying geometry shapes exercise, and an ...more>>

  11. teachmathematics.net - Noble, Jim; Wade, Richard; and Bowles, Oliver
    Collections of activities, movies, virtual manipulatives, presentations, simulations, screencasts, and other resources for math "lessons to look forward to." See also the mathematical experience, a discussion in response to the question "What makes a ...more>>

  12. TeAch-nology - Teachnology, Inc.
    A portal for information about current and past practice in the field of education. Read math teaching "Ideas That Worked"; and tutorials ranging from teacher retirement planning and "What to Consider When Writing a Lesson Plan" to "How to Deal With Disruptive ...more>>

  13. Teach R Kids Math - Manri Systems
    Math for elementary school children: online and offline math assignments and worksheets, ranging from simple counting for preschoolers to division and multiplication problems, and calendar and clock exercises for learning to tell time. ...more>>

  14. Technologies: Past and Future - Cut the Knot!, Alexander Bogomolny, with Don Greenwell
    A discussion of the similarities in browsing through books and surfing the Internet, the serendipitous discoveries that can be made, fallacious geometric and other puzzles, and an interesting integer matrix, with recommendations of books to read and sites ...more>>

  15. Tell A Number Trick (Magic of Numbers) - Paul Chika Emekwulu
    A number trick, with an algebraic investigation and an explanation. From Novelty Books and Articles OnLine. ...more>>

  16. Ten Marks - Ten Marks
    Intended as a program enabling students to practice and master math concepts through intelligent, personalized worksheets, 3 minute videos, practice and hints, all at their own pace. This structured program is mapped to state standards for grades 3 through ...more>>

  17. TenMarks - TenMarks Education Inc.
    View math curricula "albums" by grade and state, with hints and video instructions on demand. Teachers may monitor, assign, and review their students' work. ...more>>

  18. Tensegrity Structures - Paul Flavin
    "Compression and Tension are good; Torque's a Killer. Plato, Fuller and the three little pigs." "Cubes (constructed with beams) and houses can and do collapse when a sufficient horizontal (shearing) force is applied above the foundation. The walls act ...more>>

  19. Terry McConnell's Home Page - Terry McConnell, Mathematics Department, Syracuse University
    Download PDFs of tests given in McConnell's introductory calculus, Math 295. "Stuff" ranges from a remark on average velocity and an expository paper showing the details of how to derive the second order correction to the period of a plane pendulum using ...more>>

  20. TerryStickels.com - Terry Stickels
    Puzzle website by author and syndicated columnist Terry Stickels. Visual puzzles, slideshows, and an online store for books, games, and other materials. ...more>>

  21. Tessellations, Lifelike Tilings... - Andrew Crompton
    Tessellations, Lifelike Tilings, Grotesque Geometry, Dissection Puzzles, Anamorphic Mirrors, and Escher style drawings: about twenty examples of Crompton's own work as well as the world's first tessellation (not by Escher), by a teacher of geometry to ...more>>

  22. The Tesseract - Cut the Knot!, Alexander Bogomolny, with Don Greenwell
    A hypercube is a multidimensional analogue of a 3-dimensional cube in that each coordinate of a point in a hypercube is restricted to the same 1-dimensional (line) segment. The Tesseract is a 4-dimensional hypercube. With an applet designed to demonstrate ...more>>

  23. Test and Worksheet Generators for Math Teachers - Kuta Software
    Free printable pre-algebra and algebra worksheets in PDF format with answer keys provided; free trials of the worksheet generator software. Purchase online. Windows-based. ...more>>

  24. Test Dates - Graduate Educational Information Service
    Dates and practice questions for major standardized tests, including the ACT exam, SAT test, Graduate Record Examination (GRE), and employment tests such as the Massachusetts Tests for Education Licensure (MTEL), the New York State Teacher Certification ...more>>

  25. Testing Subsets Using Prime Numbers - Ian Clarke
    Algorithm for subset testing which assigns a prime number to each element of the set and multiplies the primes. With descriptions of and comparisons to two other algorithms. ...more>>

  26. Test-Prep Mathematics Table of Contents - Pamela Cohen, Walter Antoniotti
    Free practice problems worksheets in whole numbers; fractions; decimals, ratios, rates, proportions, and percentages; exponents, roots, algebra, and geometry; using formulas to solve problems; multi-step word problems; and graphs, signed numbers, statistics, ...more>>

  27. Test Prep Review - Testprepreview.com
    As the title of this site indicates, there are materials to help users review in preparation to take a variety of tests, including the GRE, SAT, ACT, and Praxis. Under each of the free practice test areas, there are self-assessment modules with a set ...more>>

  28. Test Professor.com - Test Professor, Inc.
    Test Professor offers online diagnostic tests, student assessments, tutorials, math help, test-prep, and practice tests. Choose a country, province, or state to see its standards, objectives, targets, skills, department of education, and example problems ...more>>

  29. Tágoras - Luis Roche
    Colección de ejercicios de matemáticas resueltos con detalle de principio a fin para alumnos y alumnas de Secundaria, Bachillerato y Ciclos. Temas incluyen derivadas, estadística, inecuaciones, límite de funciones, operaciones, ...more>>

  30. themathlab.com
    Playful, interactive student-made problems, games, drills, lesson ideas, tools, "magic," and more. Lessons include practice problems which, when solved correctly, generate passwords that grant access to "treasure rooms." Lesson ideas include Algebachee ...more>>

  31. TheMathPage: An Approach to Calculus - Lawrence Spector; Borough of Manhattan Community College, CUNY
    An introduction to real numbers, including such topics as: continuous versus discrete; limits; continuous functions; the "limit" infinity (?); the derivative; the chain rule; velocity and rates of change; maximum and minimum values; derivatives of trigonometric ...more>>

  32. TheMathPage: Plane Geometry - Lawrence Spector; Borough of Manhattan Community College, CUNY
    A complete course based on Book I of Euclid's Elements, culminating in the Pythagorean theorem. Includes questions for checking understanding, with solutions. ...more>>

  33. TheMathPage: Skill in Arithmetic - Lawrence Spector; Borough of Manhattan Community College, CUNY
    A complete course in arithmetic: reading and writing whole numbers and decimals; addition, subtraction, multiplication, and division. Features the verbal, non-algebraic theory of ratio and proportion, leading to fractions and percent. The usual written ...more>>

  34. themathprof.com
    In this cyber classroom, using animated, talking characters, Prof. Martin Weissman and his student discuss topics in Algebra. Includes a practice problem session. Internet Explorer and other software downloads required. ...more>>

  35. TheMathWebSite.com: aMath Teacher's Best Friend - TheMathWebSite.com
    Provides high school math lesson examples, quizzes and tests complete with solution steps and final answers. Primarily for use as printable class sheets. Requires Internet Explorer, frames, Java, and JavaScript. ...more>>

  36. thenumbertwentyone - Courtney Steketee
    Blog posts, which date back to August, 2012, have included "Math Misconceptions Malady," "Classroom Tour," "#made4math #3," "Scoring Scales," "Group Behavior Logs," "Classroom Management," "Translating Words into Math," "Graphing Inequalities Day 2," ...more>>

  37. Theorem of the Day - Robin Whitty, London South Bank University
    Every day, Whitty posts a PDF of a different theorem, lemma, law, formula, or identity -- each "as self-contained as possible." With pictorial interpretation; proof; glossary briefly explaining some parts of the mathematical language; references to related ...more>>

  38. A Thing In Common - Cut the Knot!, Alexander Bogomolny
    Two applets, both of which use the Pythagorean theorem: a puzzle (Draw an {N/D} star polygon - a polygon whose N vertices are uniformly distributed on a circle, but each vertex is connected to its D-th neighbor. Regular polygons correspond to D = 1, and ...more>>

  39. Things Impossible - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
    Essays on impossible things, including trisecting an angle, doubling a cube, squaring a circle, moving pegs five places in one direction (via checker-jumps), finding the center of a given circle with the straightedge alone, representing the square root ...more>>

  40. Think & Derive - Chris Long
    Monthly mathematical columns from May 1994 through April 1996 written for Central New Jersey Mensa's Forvm. Problems and puzzles, many with solutions. ...more>>

  41. Thinkfinity - Verizon Foundation
    Browse lesson plans by state or search them for keywords. Educational resources developed by Thinkfinity or by partners such as NCTM include interactive games, news, videos, webinars, worksheets, and calendars of birthdays and biographies. ...more>>

  42. Thinking Blocks - Colleen King, Math Advantage Learning Center
    Thinking Blocks teaches students to visualize and model math word problems. The program features interactive exercises, video instruction, and independent practice, all online. ...more>>

  43. Thinking Mathematics! - James Tanton
    Tanton writes wordless volumes of creative and surprising math puzzles, accessible approaches to calculus suitable for standardized test preparation, and curriculum "tidbits." Download his free guides to fractions and "to everything quadratic," and watch ...more>>

  44. Third International Mathematics and Science Study (TIMSS) - Initial Findings - National Center for Education Statistics (NCES)
    Highlights from TIMSS; videotape classroom study report and classroom study; responses; the Commissioner's speech; results at the fourth-, eighth-, and twelfth-grade levels; test items, an annotated TIMSS publication list, and more. See also the 1999 ...more>>

  45. thnik again! - Jan Nordgreen
    "Silly mathematical dialogues aimed to confuse." Nordgreen's daily blog of brain teasers and quotes dates back to November, 2007. ...more>>

  46. Thorleif's SOMA page - Thorleif Bundgard, Denmark
    Over a thousand figures for these cubes: standard figures (176, all solved); McFarrens figure set (798, all possible); and more. An index of all figures is available. With some SOMA history and a link to a newsletter. ...more>>

  47. Three Door Puzzle - Sky Coyote
    In interactive page with an explanation of this classic, controversial problem, sometimes referred to as "Monty's Dilemma" or the "Game Show Problem." Links to a game simulation, the answer to problem, and an N-door generalization are provided. ...more>>

  48. Three for the Money: The Degree/Diameter Problem (MegaMath) - Nancy Casey; Los Alamos National Laboratory
    Students can understand and work on an unsolved problem in mathematics. There is a good chance that this problem can be solved by someone who spends enough time experimenting with it. The only skills required to work on it are the ability to draw dots ...more>>

  49. Three Houses, Three Utilities - Math Forum, a Classic Problem from the Ask Dr. Math FAQ
    You are to draw a line from each house to each utility, without the lines ever crossing. Can you connect the houses to the utilities? ...more>>

  50. The Three Jugs Problem - Cut the Knot!, Alexander Bogomolny
    Two friends who have an eight-quart jug of water wish to share it evenly. They also have two empty jars, one holding five quarts, the other three. How can they each measure exactly 4 quarts of water? ... The description of the 3 Jugs problem as a triple ...more>>


 
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