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- Effective Discipline
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- Explorica
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- Eye on Education
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- Ferguson Publishing Company
- Ferguson-Florissant Writers Project
- Filette Keez
- Films for the Humanities and Science
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- Flaghouse Inc
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- Florida Department of Education
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- Forever Learning
- Fortune 300 Designs
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- Frank Libert Company
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- Franklin Electronic Publishers, Inc
- FranklinCovey
- Free Spirit Publishing Co
- Freedom of Speech/Kurzweil Educational Systems
- French Toast
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- G.R.E.A.T.
- Gale Group
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- Goodspeed Publications
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- Gourmet Curriculum Press, Inc
- Gourmet Learning
- GPN-University of Nebraska-Lincoln
- Grafeeties & Company
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- Grolier Publishing Company
- Grow Network/McGraw-Hill
- Group Tour Media
- GTCO Calcomp
- GTE Education Services
- Gunnells Publishing, LLC
- H. P. Kopplemann, Inc
- Haan Publishing Company
- Hamilton Associates: Consultants in Education
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- Happy Feet by V.P. Marketing
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- Harcourt Brace Children's Books
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- Harmonic Vision
- Hayes School Publishing Co Inc
- Hazelden Educational Material
- Hazelden Publishing & Educational Services
- Health Edco Curriculum
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- Health Wave, Inc
- Hearlihy Company
- Heartsprings
- HEC Reading Horizons
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- Heinemann
- Hemisphere Educational Travel
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- Holt McDougal
- Herff Jones Photography Division
- Heritage Education Foundation, Inc
- Hershey Chocolate USA
- Highlights for Children
- Highsmith Company Inc (The)
- Holbrook Educational Travel Services
- Holocaust Museum Houston
- Holt, Rinehart and Winston
- Holyoke News Co
- Homework Hotline Educational Services
- HOPE Foundation
- Horace Mann Companies (The)
- Hostelling International-American Youth Hostels
- HOSTS Corporation
- Houghton Mifflin Company
- Howco Supply
- HR Graphics Inc
- Human-i-Tees
- Hunter & Joyce Publishing Co
- Hydropedes Gel Insoles
- I.F.S. Fundraising
- IBM Educational Systems
- IBM/Eduquest
- Ideal Learning, Inc
- Ideal/Instructional Fair
- Ideas for Action
- Idyllwild Arts Academy
- Ignite! Learning
- iLearn Inc
- Illinois Renewal Institute
- Impact Educational Tours
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- Instructional Fair, Inc
- Instructional Images
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- Instructor/Middle Years
- Intel Corporation
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- Interactive Dimensions
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- Internet School Administrative Solutions
- Inter-State Studio, Inc
- Interwrite by GTCO Calcomp
- Interwrite Learning
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- It's About Time
- izzit.org
| - J & H Jewelry
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- Jamestown Publishers, Inc
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- Japanese School Internship Program
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- Jossy-Bass, An Imprint of Wiley
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- Learning for Life
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- Legacy Learning
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- Library Video Company
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- Lightspan, Inc
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- Lindy Enterprises, Inc
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- Montana Educational Programs
- Moore American Graphics, Inc
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- NETC
- Network Sales
- Neufeld Learning Systems
- NeuronFarm, LLC (The)
- Nevco
- New Century Education Corporation
- New Century Tours, Inc
- New Each Day/ISHA Enterprises
- New England League of Middle Schools
- New Freedom Publications
- New Horizons Tour & Travel
- New Leaders for New Schools
- New Readers Press
- New York Zoological Society
- Newbridge Educational Publishing
- NewsBank, Inc/Readex
- Newseum
- Newsweek
- NIAAA Science Education
- NIDA Publications Assessment
- Nike
- Nimco, Inc
- NL Associates, Inc
- NOAA National Ocean Service
- NOICC Training Support Center
- Northstar Center
- Northwest Family Services
- Northwest Regional Educational Lab
- Northwest Regional Laboratory
- notMYkid's Project 7th Grade
- Nova Solutions
- Nova Southeastern University
- Nova Univ/Center for the Advancement of Education
- Novaz Net Resources, Inc
- Novel Units
- NRTA, Division of AARP
- nschool.com
- NTC/Contemporary Pub. Group
- NTS Computer Systems, Ltd
- Numonics Corporation
- Odyssey of the Mind
- Office of Juvenile Justice & Delinquency Prevention
- Offshore Energy Center
- Ohaus Corporation
- Ohio Middle School Association (OMSA)
- Ohio Quality Academy
- Ohio University-Southern Campus
- Olan Mills
- Oliver Press
- Online Training Solutions, Inc
- Options Publishing Inc
- Options, Inc
- Orange County Department of Education
- Orchard Software, a division of Siboney Learning Group
- Otis Spunkmeyer Cookies
- Our World
- Outcomes Associates
- Outdoor Escape
- Oxford University Press
- Ozark Delight Candy Co
- PA Higher Education Assistance Agency
- Pace Learning Systems Inc
- Pacific Duplicator Systems Inc
- Pacific Learning
- Paramount Publishing Education Group
- Parlant Technology
- Partners in Learning
- Partnership for Environmental Education and Rural Health
- PASCO Scientific
- Pathways Publishing, Inc
- Paxton/Patterson
- PBS Video
- Peace Corps World Wide Schools
- Peace Education Foundation
- Peace Works, Inc
- Peachtree Publishers
- Peak Learning Systems
- Pearson
- Pendaflex/Oxford
- People for the Ethical Treatment of Animals (PETA)
- People to People Student Ambassador Program
- Peoples Education
- Performance Learning Systems
- Perry County Foods, Inc
- PHI Enterprises, Inc
- Philip Harris USA/Premier Science
- Philips Consumer Communications/NMSA
- Philips Multimedia Center
- Philips-PlanetK-12 and WebTV
- Phoenix Films, Inc/Educational Specialties
- Phoenix Learning Resources
- Pin Man (The)/Recognition Solutions
- Pin-Centives, Inc
- Pitsco LEGO Educational Division
- Polar Electro
- Polaroid Education Program
- Population Education
- Positive Action Publishing
- Positive Images
- Powell's Bookstore
- Powerbase Fitness, LLC
- Power-Glide Foreign Language Courses
- Practical Parenting Partnerships
- Preferred Educational Software
- Premier
- Prentice Hall
- President's Challenge Physical Fitness Awards Program
- Press-A-Print
- Primary Source Media
- Procter & Gamble
- Professional Focus, Inc
- Progress Publications
- Project Adventure, Inc
- Project ALERT
- Project CRISS
- Project Learning Tree
- Promethean
- Promotion in Motion Companies, Inc
- QSP, Inc
- Quest International
- Queue, Inc
- Quizzer, Ltd
- Qwizdom, Inc
- Rada Press, Inc
- Rainbow Educational Media, Inc
- RAINBOWS
- Rainbows For All God's Children, Inc
- Raintree/Steck-Vaughn
- Rally! Education
- Ramco of Duluth, Inc
- Ramco/SUIS Rotary Paper Cutters
- Ramphastos, LLC
- Rand McNally Education Division
- Random Acts of Kindness Foundation (The)
- Random House Children's Publishing
- Raoul Wallenberg Committee of the US (The)
- Raymond Geddes & Co
- Reach Center
- Reading & Computing Place
- Reading, Writing, & Rubber Stamps
- Real World Education
- Realityworks, Inc
- Reallusion Inc
- Recorded Books, LLC
- Recording for the Blind & Dyslexic
- Recyclers USA
- Red Brick Learning
- Rediker Software
- Reliance Communications
- Remedia Publications
- Renaissance Education Foundation
- Renaissance Learning
- Ren-Lor Distributor of Gary Lamb Music
- Repicci's Italian Ice
- Research Associates
- Research Press
- Resource Center for Middle Grades Education
- Respect For All Project (The)
- Reward Plus
- Rex Games, Inc
- Rhino Learning International
- Rigby, Saxon and Steck-Vaughn
- Right Combination, (The)
- Ripple Effects
- Rising Books
- RISO, Inc
- Riverdeep
- Riverside Publishing Company, (The)
- Robin Fogarty & Associates
- Robson Corporation
- RocketReader
- Rocksports
- Roller Skating Associations
- RonJon Publishing, Inc
- Rosen Classroom Books and Materials
- Rourke Publishing LLC
- Rowman & Littlefield Education
- Rubicon International
- Rutherford County Schools
- Saddleback Educational, Inc
- Sadlier-Oxford, Div. of Wm. H. Sadlier, Inc
- Sallie Mae Fund (The)
- Sam Houston State University
- Saxon Publishers
- SC Johnson Wax
- Scarecrow Education/H.M. Study Skills
- Scarf King
- Scholastic, Inc
- School Annual Publishing Co
- School Book Fairs Limited
- School Check IN
- School Company Career Development Software, Inc (The)
- School Datebooks, Inc
- School Mall
- School Mart, Inc
- School Planners
- School Research Services
- School Specialty Supply
- School Success Learning Lab, Inc
- School Tech Bytes, Inc
- School Tours of America
- School-Mate
- SchoolMessenger
- SchoolOne.Com
- Schwan's Fundraising
- Science Cut Ups by Supporting Science Inc
- Science Education Council of Ohio
- Science Source (The)
- Science, Math & Gifted Products
- Scobre Press Corporation
- Scott Foresman & Co
- Scott Newman Center
- Scott Publishing Co
- Screenflex Portable Partitions
- Sea World/Busch Gardens
- Search Associates
- Search Associates - Teach Overseas
- Search Institute
- Seattle Pacific University
- See's Candies
- Select Agendas
- Set Enterprises Inc
- Shader Productions
- Sharp Electronics Corporation
- ShopByBreed
- Show-Me Center
- Shurley Instructional Material, Inc
- SICO North America, Inc
- Signs Plus
- Signs Plus - New Ideas, New Technology, Inc
- Silver Burdett & Ginn
- Silver Mountain Enterprises
- Silver Strong & Associates, Thoughtful Education Press
- Simon & Schuster
- SIRS Mandarin
- Skills Bank Corporation
- Skylight Professional Development
- Skylight Publishing
- Slush Puppie Corporation
- Smartwear USA Inc
- Smith and Kraus Publishers
- Smith System
- Smithsonian Student Travel
- Social Issues Resources Series
- Social Studies School Service
- Social Tees
- Society of Automotive Engineers
- SofTech Education Solutions
- Software Express, Inc
- Software Plus
- Solid A, Inc
- Solution Tree
- Son Tours
- Sonshine Educational Tours
- Sopris West
- Sound Pacific
- Southern Center for International Studies Inc
- Southern Poverty Law Center
- Southern Regional Council
- Southwest Desires
- Southwest Systems, Inc
- South-Western Educational Publishing Co/ITP
- South-Western Publishing Co
- South-Western, Thomson Learning
- Span America Printwear
- Spartan Products, Inc
- Specialized Data Systems
- SpectraLink Corporation
- Spectrum Industries
- Spencer Learning
- Spirit And Pride
- Spirit Manufacturing
- Sportdecals
- SRA/McGraw-Hill
- SRS Corporation
- St. Jude Children's Research Hospital
- Stack the Deck Writing Program, (The)
- Staff Development for Educators
- Staff Development Software Co
- Staff Development Video Presentations
- Standardized Test Scoring Co, Inc
- Stanwood Products
- Staples
- Steck-Vaughn Company
- Steel Recycling Institute
- Stenhouse Publishers
- Stetson and Associates, Inc
- Stewart School Signs
- Stock Market Game Program (The)
- Story House Corporation
- Student and Youth Travel Association
- Student Planner (The)
- Student Success Systems
- Students On Tour
- Studio 2
- Study Island
- Substance Abuse and Mental Health Services Administration
- Success By Design
- Success for All Foundation
- Summer Institute for the Gifted
- Sunburst Visual Media
- Sundance Newbridge LLC
- Sundance Publishers & Distributors
- Sunmark Fund Raising
- Sunmark, Inc
- Sunrise Printery
- Sunshine Travel Company
- Sunsweet Fundraising, Inc
- Supreme School Supply Co
- Sylvan Learning Systems, Inc
- Synergistic Systems
- T & D Enterprises
- Take Flight! Wildlife Educational Service
- Take One Table
- Take Pride in America
- Talking Tapes/Textbooks on Tape
- Tanglewood Research
- Target
- Taylor Associates/Reading Plus
- Taylor Publishing Co
- Teacher Created Materials, Inc
- Teacher Created Resources
- Teacher Ideas Press
- Teacher Magazine
- Teachers College Press
- Teacher's Corner
- Teacher's Discovery
- Teachers Insurance
- TeachKind/Education
- TeachStream/Video Journal
- Team Labs
- Tech Directions Media
- Technical Association of the Pulp and Paper Industry
- Technology Teaching Systems, Inc
- Teenagers Preparing for the Real World
- TeleParent Educational Systems LLC
- TEP
- Tessler Stamps & Stencils Co
- Texas Instruments, Inc
- TextHELP Systems
- Theme Schemes LLC
- theteacherscorner.com
- Thomas Jefferson Center
- Thomas Klise/Crimson Multimedia
- Thomson Peterson's
- Thomson/Gale
- Thrifty Tours, Inc
- TIAA-CREF
- Time Education Program
- Time Life
- Time Timer LLC
- TITLE BOOKS
- Tom Snyder Productions
- TOOBEEZ Project Connect
- Tools for Schools
- Topics Magazine LLC
- Townsend Press
- ToyPresidents
- Travel Adventures
- Travel Selections
- Tree House Educational Products and Publishing
- Treetop Publishing
- Trend Enterprises Inc
- Trillium Press
- Triumph Learning
- Troll Associates
- Troll Communications
- Troll School & Library
- Troops to Teachers
- Troxell Communications
- Turner Educational Systems Inc
- Turning Point for Teachers
- Tutto/Mascot Metropolitan
- Union Institute & University
- Unique Logic & Technology
- United States Holocaust Memorial Museum
- United States Mint
- Universal Geographic
- University Alliance Online
- University of Alabama-Integrated Science
- University of Phoenix
- Unnecessary Entertainment Corp
- US Census Bureau
- US Department of Agriculture, Food & Consumer Service
- US Department of Education
- US Department of Energy - Clean Coal Technology Program
- US EPA Sunwise School Program
- US Geogical Survey National Center
- US Space Camp
- US Telecom International, Inc
- USA Today - Education Development Department
- USDA Agriculture in the Classroom
- Vagabond Tours
- VALIC
- Valley Forge, PA Convention & Visitors Bureau
- Valpar International Corporation
- Vantage Learning
- Varitronic Systems
- Venture Publications
- VERB Campaign
- Vernier Software and Technology
- Video Journal of Education (The)
- Video Librarian
- Virtual Education Software & Technology
- Virtual High School (VHS)
- Vocabulary.com
- Voyager Expanded Learning
- Walch Publishing
- Walden Media
- Walden University
- Walk 4 Life, Inc
- Wall Street Journal-Classroom Edition (The)
- Walt Disney World
- Warner Bros. Publications
- Washington Workshops Foundation
- Washington Workshops Travel Seminars
- Weather Channel (The)
- Weekly Reader Corporation
- Welsh Products Inc
- WGBH Boston Video
- Whaley Gradebook Company
- whatsthehomework.com
- Whittle Communications
- Wide World
- Wieser Educational
- Wild Goose Company (The)
- Wild Video Dance Party
- Wildridge Software
- William H. Sadlier, Inc
- William K. Bradford Publ Co
- Wilson Language Training
- WinCraft
- Wintergreen/Orchard House, Inc
- WiseSkills Resources
- Woodburn Press
- Woodland Scenics
- Woodruff Publishing
- WordSmart Corp
- Workman Publishing Co
- World Bank/International Bank
- World Book Educational Products
- World Book School & Library
- World Book, Inc
- World Eagle
- World Research Company
- World Strides
- World Tree Project/NBT Nursery
- World Wildlife Fund
- World's Finest Chocolate, Inc
- Wright Group/McGraw-Hill
- Writer Learning Systems (The)
- Xerox Corporation
- Yamaha Corporation of America
- YMIR, Inc
- Zaner-Bloser
- ZeeCraft Tech
- Zephyr Catalog
- Zephyr Press
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