 Teaching mathematical thinking through origami  Daniel Meyer, Cornell University; Jeanine Meyer, Pace University
A paper that offers general and specific strategies for using activities based on origami to invoke mathematical thinking. With background on origami, including its development and critical aspects of practice in the United States; how origami can relate
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 Teaching Mathematics by Blind Instructors or to Blind Students (MAA)  Math Forum
Links to some summaries of presentations given at the Joint AMS/MAA Mathematics Meetings, January 1013, 1996, Orlando, Florida.
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 Teaching Math to Visually Impaired Students  Susan Osterhaus, Texas School for the Blind and Visually Impaired (TSVBI)
Questions and answers offering teaching strategies for improving the mathematical
understanding of visually impaired students. Challenges include solving quadratic equations; geometric constructions; transformations, line symmetry, and tessellations;
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 Teaching  Peter Alfeld, University of Utah
A page of teaching resources intended primarily for Alfeld's University of Utah students, but useful to others as well. Includes a passage from Richard Feynman on teaching; Understanding mathematics  a study guide; current and past courses (Analysis
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 Teaching Pets  Andy Davis
See the math resources section of this collection of worksheets and related resources for the primary and middle grades teachers.
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 Teaching Research Division  Western Oregon University
Western Oregon University sponsors various childhood education programs, providing local and national services for young children and deafblind people in particular. They also research pedagogical issues, including teacher training and effectiveness.
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 Teaching Statistics  The Teaching Statistics Trust
A journal published three times a year for teachers of pupils aged 919. Includes articles on teaching statistics in mathematics, science, etc. and ideas and resources for teaching datahandling and probability. Regular features include: Classroom Notes;
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 Teaching Students to Read Technical Material: The Use of Reading Outlines  Janet Andersen, Hope College; The Math Forum
An article presented at the Joint 1996 Mathematics Meetings in Orlando, Florida. Many of the recent changes in mathematics curriculum and pedagogy focus on increasing student proficiency in discussing mathematics, writing about mathematics, and using
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 Teaching the SCANS Competencies  Employment and Training Administration, U.S. Dept. of Labor
This PDF report compiles six articles that give education and training practitioners practical suggestions for applying SCANS in classroom and workplace: "SCANS in the Schools", "Implementing SCANS: First Lessons", "Students Use SCANS to Explore Changing
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 Teaching Time  Mark Cogan
A resource for teaching time. The site includes an interactive clock as well as online games and innovative worksheets.
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 TeachingTools.com  TeachingTools
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
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 TeachingWorks
Establishing a "professional system for the training of teachers" through "a common curriculum for professional training that focuses on highleverage practices and on the subjectmatter knowledge needed for teaching; performance assessments of teachers'
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 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
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 Teach Math for Free  Akshay Kaushik
Blog of basics concepts on geometry, tricks for faster arithmetic calculations, and more. Posts, which date back to November, 2014, have included "Short cut for Multiplication tables from (1119)," "Cubing a number  Simplified," "Basics of Circles 
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 Teachnet.Com
A site for teachers with lesson plans, tips on classroom decor, management, and projects, a page for teachers to ask for advice from other teachers, and a "Brainstorm of the Day" classroom project.
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 TeAchnology  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
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 TeachPi.org
This "onestop Pi Day shop for teachers and number lovers" offers stories, biographies, book recommendations, and other topical resources to celebrate March 14th. Brief descriptions of some of the activities come with extensions and short anecdotes from
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 Team America Rocketry Challenge  the Aerospace Industries Association (AIA) and the National Association of Rocketry (NAR)
Want to design, build, and fly model rockets? The first of these rocket contests was advertised as a oneoff celebration of the 2002 Centennial of Flight; but the enthusiasm about the event was so great that its sponsors, the AIA and the NAR, were asked
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 TEAMS Distance Learning for K12 Educators  Los Angeles County Office of Education (LACOE)
Information about TEAMS (elementary distance learning provider); TEAMS classroom projects; and discussion groups for TEAMS participants. Also numerous links to
resources for math, science, social sciences, language arts, art and more; lesson plans; K12
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 Tech Adventures in a Middle School Math Class  Caryn Trautz
Blog by a special education middle school math teacher and Certified Google Educator. Posts, which date back to June, 2013, have included "My First Year with iPads," "QR Code Scavenger Hunt," "Appsmashing with Desmos," "PD on Plickers," "Fraction Review
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 tech.LEARNING  Miller Freeman, Inc.
From the editors of Technology & Learning magazine, a leading publication for educators: ideas, tools, and resources for integrating technology into the K12 school, classroom and curriculum. Information offered includes software reviews, recognition
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 Technology in Hand  Texas Instruments, Inc. (TI)
Texas Instruments has compiled 55 ideas from over 150 submitted on how educators are helping their students purchase technology. Use the link to "Creative Funding Ideas" to view them. In addition they have posted four "Educator Funding Stories," success
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 Technology in Math Education: AMS/MAA 1997 Joint Meetings  The Math Forum
A selection of presentations from the Joint Mathematics Meetings, 811 January 1997, San Diego, CA.
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 Technology in Math Education  Mathematics Education at the Math Forum
Teaching and technology: case studies and critical issues; calculators; computers; conferences, forums, and panel discussions; pedagogy and curriculum development; software for mathematics education; text recommendations.
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 Technology in Math Education: NCTM 1996, San Diego  Math Forum
A selection of presentations from the 74th Annual NCTM Meeting, 2528 April 1996, San Diego, CA.
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 Technology in the Geometry Classroom  Math 5337, The Geometry Center
Course materials developed at the Geometry Center and used for teaching pre and inservice teachers of high school geometry interested in using technology in their classrooms (see the Summer 1996 syllabus ). Four selfcontained parts: Internet Skills,
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 Technology 'Nformation forTeachers (T'NT)  Lesson Plans
Units of Lesson Plans: directories of lesson plans that form a curriculum unit or theme. Lesson Plans: abstract and complete versions of the T'NT Lesson Plans. Search by grade level or subject, or search all lesson plans.
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 Technology PoWs  Math Forum
Challenges modeled on the Forum's Problems of the Week (PoWs) that take advantage of interactive mathematics tools. Students are invited to follow the link to "Submit your answer" to share their solutions, and then "selfmentor" using specially designed
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 Technology Student Association
A student organization devoted exclusively to the needs of middle and high schoolers interested in technology. Chapters of the Technology Student Association (TSA) take the study of science, technology, engineering, mathematics (STEM) "beyond the classroom"
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 Technology Training of PreService Teachers  Cathleen Maria Zucco, LeMoyne College; Math Forum
How LeMoyne College preservice secondarylevel mathematics teachers are prepared to integrate technologies in their classroom instruction. During a four week technology period, student teachers are instructed to use graphing calculators (the TI82),
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 Temperature Conversion Calculator  College of Chemistry, Univ. of California at Berkeley
A short explanation of temperature and the units by which it is measured, with a calculator for converting to and from Celsius, Fahrenheit, Réamur, Kelvin, and Rankine scales.
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 Temperature (SMILE)  Patricia A. Calloway, Spencer Math and Science Academy
A lesson designed to teach students to read temperature on a Celsius thermometer; and to read and interpret bar graphs. From the Practical and Applied Math section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative
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 Temperatures (MSTE)  John Meseke; University of Illinois at UrbanaChampaign (UIUC)
Using current weather data to calculate range, mean, variance, and standard deviation of certain data sets, and then analyzing these calculations.
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 Temperature World
Temperaturerelated news, resources, and links. Topics include: Earth, environment, and planets; House and home; Health; Science, technology, and materials; Temperature sensors, heaters, controls, and instrumentation; Organizations and Standards; General
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 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
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 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.
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 Tennessee Sports Math Project  Gary Keplinger
Sportsrelated activities for mathematics teachers in the sixth through ninth grade classrooms, with the goal of stimulatiing "atrisk" students. The site organizes problems by learning objectives or by sports activities, including baseball, football,
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 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
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 TERC (Testbed for Collaboration)
TERC, funded by the National Science Foundation, is a project that involves science classrooms around the world working together to design experiments, gather and share their data, and analyze the results. TERC's mission to improve math and science education
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 Termesphere Gallery  Dick Termes
Spherical paintings that use a six point perspective. View images of the paintings and read about the artist. Products and services include workshops, lectures, books, and models of the Platonic solids, as well as the painted spheres.
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 Terrapin Software  Terrapin Software
Terrapin Logo sells Logo products and other educational software and Logo materials, such as Mission Control, Crystal Rain Forest, and Roamer World. Take a quick lesson in Logo programming; learn about robotics powered by Logo, such as Universal Robotics
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 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.
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 Tessellated Polyhedra  Jill Britton
Fullpage printable nets of each of the regular polyhedra, decorated with individual surface tessellations in full color. A higherresolution blackandwhite version of each tessellated net appears in Polyhedra Pastimes, by Jill Britton, published by
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 Tessellation Database  Patrick Snels
Find tessellations by subject, author/artist or by plane geometry. A virtual tessellation museum is planned.
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 Tessellation Methods Using MS Paint  Diana Hunter
Lessons and examples in creating tessellations using MS Paint include stepbystep instructions on the translation method, glide method, rotation method, midpoint rotation, and right triangles. Hunter also provides suggestions for making better tessellations,
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 Tessellation  Roger Carthew
Sets of foam shapes for use in making tessellations. Site includes purchasing information, description of shapes and colors provided, and example tessellations.
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 Tessellations: An Application Of Simple Regular Polygons (SMILE)  Mary Racky, Kenwood School
A lesson designed to develop basic skills making and identifying homogeneous
tessellations, both regular and semiregular. From the Patterns and Logic section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative
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 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
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 Tessellations.org  David Annal
Overview of the subject of tessellations with practical examples of how to produce them. Background information on tessellations, including symmetry and famous tessellators, and extensive galleries.
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 Tessellations Project  Mrs. Sulik's Fifth Grade Math Class
"M. C. Escher was a Dutch artist who lived from 18981971. Many of his drawings were tessellations. Instead of using the usual polygons, like triangles and squares to tessellate, he liked to create pictures of horses, fish, salamanders, and birds that
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