1. 9/11 Tribute Center
    133
  2. The A21 Campaign
    510
  3. ABC-CLIO
    809/811/813
  4. The Advocates for Human Rights
    113
  5. Africa Outreach for Teaching
    208
  6. The American Bar Association on behalf of the ABA Division for Public Education
    420
  7. American Battle Monuments Commission
    322/324
  8. American Board of Trial Advocates
    701
  9. American Councils for International Education
    232
  10. American Foreign Service Association
    114
  11. AMSCO/Perfection Learning
    921
  12. Ancestry.com
    721/723
  13. American Psychological Association
    511
  14. Annenberg Learner
    919
  15. Annenberg Presidential Learning Center
    413
  16. Annenberg Public Policy Center
    319
  17. Archaeology Education Clearinghouse
    524
  18. Ashland University
    408
  19. Ayn Rand Institute
    1013
  20. Bedford, Freeman & Worth Publishers
    600/602/604
  21. Benchmark Education
    901/903
  22. The Big History Project
    513
  23. Bill of Rights Institute
    530
  24. Black History Ed Zone
    1117
  25. The Boston Globe
    1003
  26. Boston Herald in Education
    121
  27. Boston Tea Party Ships & Museum
    1002
  28. Brightspark Travel
    333
  29. Bureau of Labor Statistics
    922
  30. C-SPAN Classroom
    418
  31. Carney, Sandoe & Associates
    1019
  32. Center for Civic Education
    419
  33. Center for Teaching the Rule of Law
    613
  34. China Institute in America
    111
  35. Choices Program
    201/203
  36. Civics Education Initiative
    1120
  37. The Civil Project
    125
  38. Close Up Foundation
    500
  39. The Colonial Williamsburg Foundation
    708/710
  40. CommonSense Education
    1004
  41. Concern Worldwide US-Global Concerns Classroom
    101
  42. Congressional Medal of Honor Foundation
    410
  43. Consortium of Latin American Studies Programs
    204
  44. Constitutional Rights Foundation
    416
  45. Constitutional Rights Foundation Chicago
    425
  46. Council for Economic Education
    309
  47. Crabtree Publishing Co.
    520
  48. CreativEd Services
    1119
  49. Cricket Media
    330
  50. Cultural Jambalaya
    1123
  51. Dar al Islam
    103
  52. The DBQ Project
    703/705
  53. Destination Gettysburg
    1112/1114
  54. Dinah-Might Adventures
    503/505
  55. Donnelly/Colt Progressive Resources
    724
  56. E-Line Media
    321
  57. East West Discovery Press
    1109
  58. Eduation Development Center
    923
  59. Educational Travel Adventures
    804
  60. E F Education First
    909
  61. eMapshop & Klett International
    317
  62. EMC Publishing
    323
  63. European Union Centers of Excellence
    225
  64. Explorica
    304
  65. Facing History and Ourselves
    824
  66. Tony Blair Faith Foundation Face to Faith
    1005
  67. Feat Travel
    328
  68. Federal Reserve Bank
    311/313
  69. Figures in Motion
    1111
  70. Flying Point Press
    117
  71. Ford's Theatre Society
    1099
  72. Foundation for Teaching Economics
    312
  73. Freedoms Foundation at Valley Forge
    522
  74. The Genocide Education Project
    228
  75. George Washington's Mount Vernon
    518
  76. German Information Center USA/German Embassy
    209/211
  77. Gibbs Smith Education
    712
  78. The Gilder Lehrman Institute of American History
    501
  79. Global Campaign for Education-US
    222
  80. Goosebottom Books
    1121
  81. Gratz College
    1124
  82. Great Books Foundation
    525
  83. H2O for Life
    212
  84. Harvard Ukranian Research Institute
    130
  85. Hawaii State Tours
    624
  86. Heifer International
    210
  87. Helen Strahinich
    1107
  88. Hemisphere Educational Travel
    516
  89. Hindu American Foundation
    820
  90. Historical Society of Pennsylvania
    123
  91. Nystrom Education
    300/302
  92. Houghton Mifflin Harcourt
    800/802
  93. iCivics
    404
  94. iEARN-USA International Education and Resource Network
    200
  95. Independent Lens/POV
    1009
  96. Inquiring Minds
    1018
  97. InspirEd Educators
    403
  98. Institute for Curriculum Services
    1016
  99. Institute of Arabic & Islamic Studies
    1103
  100. IREX-Teachers for Global Classrooms
    225
  101. izzit.org
    905
  102. James Madison Memorial Fellowship Foundation
    417
  103. Japanese American Citizens League
    433
  104. Jewish Partisan Educational Foundation
    205
  105. Joe Foss Institute
    1118
  106. Junior State of America
    429 and 120
  107. Keizai Koho Center Fellowship
    221
  108. Knopf Doubleday
    1008
  109. Library of Congress
    821/823
  110. Lincoln into Art
    1122
  111. Listen Current
    116
  112. Little Caesar's Fundraising
    1017
  113. Macmillan
    608
  114. McGraw-Hill Education
    432
  115. Middle East Outreach
    105
  116. Mikva Challenge/Rock the Vote
    428
  117. Milestone Documents
    610
  118. Minnesota Historical Society
    1110
  119. Mystic Seaport: The Museum of America and the Sea
    131
  120. National Consortium for Teaching about Asia
    218
  121. National Constitution Center
    431
  122. National Endowment for Financial Education High School Financial Planning Program
    320
  123. National Endowment for the Humanities
    1127
  124. National Geographic Education
    911/913
  125. National Geographic Learning
    908/910/912
  126. National History Bee and Bowl
    421
  127. National History Day
    822
  128. New England Geography Education Network
    325
  129. New England History Teachers Association
    316
  130. New Global Citizens
    223
  131. New Hampshire Council for the Social Studies
    528
  132. The News Literacy Project
    132
  133. Newseum
    409
  134. Nomad House
    1000
  135. Northeast Asian History Foundation
    532
  136. NRCs on Canada
    230
  137. Oklahoma City National Memorial & Museum
    1104
  138. Oliver Stone's Untold History of the United States
    1101
  139. One World Education
    1106
  140. OneHistory.org
    1125
  141. Opportunity Eduation Free International Pen Pal Program
    220
  142. Oxford University Press
    411
  143. Parents of the Revolution
    1100
  144. Passports Educational Travel
    430
  145. PBS Educational Media
    318
  146. Peachtree Publishers
    1011
  147. Pearson
    700/702/704
  148. Penguin Group
    1012
  149. The Periodic Table of the Presidents
    1131
  150. Plimouth Plantation, Inc.
    301/303
  151. Population Connection
    224
  152. Polish Perspectives
    216
  153. Primary Source
    109
  154. Proper Living LLC creator of Budget Challenge
    1113
  155. Publisher Spotlight
    609/611
  156. Rand McNally
    405
  157. Random House
    1010
  158. Regnery KIDS
    423
  159. Rock In The Classroom
    1102
  160. Routledge
    1128
  161. Rustic Pathways
    1115
  162. Salem Witch Museum
    825
  163. Saudi Aramco World
    233
  164. Scholastic Inc.
    402
  165. School Tours of America
    508
  166. School Trips by DeBolt
    305
  167. Share My Lesson
    625
  168. Sleeping Bear Press/Cherry Lake Publishing
    818
  169. Social Studies School Service
    709/711/713/808/810/812
  170. State Bar of Texas
    424
  171. State Leaders in Civic Education
    422
  172. Stock-Trak d/b/a HowtheMarketWorks.com
    308
  173. STOP Foodborne Illness
    129
  174. Student Educational Travel
    331
  175. Studies Weekly
    801/803/805/900/902/904
  176. Sultan Qaboos Cultural Center
    229
  177. TCI
    817/819/916/918
  178. Teacher Created Materials
    601/603/605
  179. Teachers College, Columbia University
    128
  180. Teaching Tolerance
    400
  181. The New York Times
    612
  182. Thomas Jefferson's Monticello
    401
  183. Transatlantic Outreach Program
    213
  184. Turkish Cultural Foundation
    509
  185. Union Institute & University
    329
  186. United States Mint
    310
  187. University of Massachusetts Boston
    119
  188. University of Wisconsin Press
    1105
  189. U.S. Deparment of State
    225
  190. U.S. Department of State, Office of the Historian
    217
  191. U.S. Fund for UNICEF
    219
  192. U.S. Institute of Peace
    231
  193. Virtual Field Trips Ltd.
    917
  194. Voces eTextbooks by Teacher's Discovery
    512
  195. W.W. Norton & Company
    502/504
  196. WGBH Education
    1001
  197. Wisdom Tales Press
    202
  198. Wolfe Adventures & Tours, LLC
    1126
  199. World Affairs Council-Washington, DC
    118
  200. World of Coca-Cola
    920
  201. World Savvy
    1129
  202. WorldStrides
    725
  203. Youth for Human Rights International
    332
  204. Youth Leadership Initiative-U.Va. Center for Politics
    412
  205. Zinn Education Project
    717/719/816
  206. Art in History
    925
  207. Blue Marlin Productions
    1020
  208. Educational Development Center
    923
  209. Learn Israel
    924
  210. Robert H. Jackson Center
    1098
  211. Knowledge Matters
    1021
  212. National Board of Professional Teaching Standards
    1022
  213. Enovative Technologies
    1024