| Lesson |
Broadcast Date |
Title |
| 1 |
2003-01-08 |
Space in 2002 |
| 2 |
2003-01-15 |
Potomac River |
| 3 |
2003-01-22 |
Albert Einstein |
| 4 |
2003-01-29 |
Three New Moons Found Near Neptune / Shuttle Flight / Asteroid Has Same Orbit as Earth |
| 5 |
2003-02-05 |
Computer Viruses |
| 6 |
2003-02-12 |
Columbia Accident |
| 7 |
2003-02-19 |
White Sands National Monument |
| 8 |
2003-02-26 |
Lewis and Clark |
| 9 |
2003-03-05 |
Lewis and Clark, Part 1 |
| 10 |
2003-03-12 |
Lewis and Clark, Part 2 |
| 11 |
2003-03-19 |
Lewis and Clark, Part 3 |
| 12 |
2003-03-26 |
Tenement Museum |
| 13 |
2003-04-02 |
Space Digest |
| 14 |
2003-04-09 |
Death Valley |
| 15 |
2003-04-16 |
National Wildlife Refuge System |
| 16 |
2003-04-23 |
200th Anniversary of the Louisiana Purchase |
| 17 |
2003-04-30 |
Mysterious Creatures |
| 18 |
2003-05-07 |
International Space Station |
| 19 |
2003-05-14 |
Iraq Museum Antiquities |
| 20 |
2003-05-21 |
Mount Everest Anniversary |
| 21 |
2003-05-28 |
Computer Spam |
| 22 |
2003-06-04 |
Preparing for a Walk In Space |
| 23 |
2003-06-11 |
Longitude |
| 24 |
2003-06-18 |
Mars Rovers |
| 25 |
2003-06-25 |
Space Digest |
| 26 |
2003-07-02 |
St. John Archeology |
| 27 |
2003-07-09 |
Grand Canyon |
| 28 |
2003-07-16 |
SPACE DIGEST |
| 29 |
2003-07-23 |
Radio |
| 30 |
2003-07-30 |
Carl Sagan |
| 31 |
2003-08-06 |
E-Books |
| 32 |
2003-08-13 |
Project Apollo, Part 1 |
| 33 |
2003-08-20 |
Project Apollo, Part 2: Apollo 11 |
| 34 |
2003-08-27 |
Project Apollo (Apollo Thirteen Flight PT. 3) |
| 35 |
2003-09-03 |
Project Apollo, Part 4 |
| 36 |
2003-09-10 |
Columbia Investigation |
| 37 |
2003-09-17 |
Mars and Astronomy |
| 38 |
2003-09-24 |
Urban Search and Rescue Teams |
| 39 |
2003-10-01 |
EXLORATIONS - Klondike and Alaska Gold Rush, Part 1 |
| 40 |
2003-10-08 |
Klondike and Alaska Gold Rush, Pt. 2 |
| 41 |
2003-10-15 |
SPACE DIGEST |
| 42 |
2003-10-22 |
Iraqi Treasures Recovered |
| 43 |
2003-10-29 |
Castillo de San Marcos |
| 44 |
2003-11-05 |
Tuskegee Airmen |
| 45 |
2003-11-12 |
Edwin Hubble |
| 46 |
2003-11-19 |
China's first astronaut / Voyager One / Solar flares and Mars Express |
| 47 |
2003-11-26 |
Charles Lindbergh |
| 48 |
2003-12-03 |
Flight Anniversary, Pt. 1 |
| 49 |
2003-12-10 |
Anniversary of Flight Pt. 2 |
| 50 |
2003-12-17 |
Flight Anniversary Pt. 3 |
| 51 |
2003-12-24 |
Development Marketplace |
| 52 |
2003-12-31 |
Space Yearender 2003 |
| 53 |
2004-01-07 |
National Air And Space Museum's Udvar-Hazy Center |
| 54 |
2004-01-14 |
Outlaws and Lawmen of the Wild West, Part 1 |
| 55 |
2004-01-21 |
Outlaws and Lawmen of the Wild West, Part 2 |
| 56 |
2004-01-28 |
Mars Exploration, Part 1 |
| 57 |
2004-02-04 |
Mars Exploration, Part 2 |
| 58 |
2004-02-11 |
Aviation Hall of Fame |
| 59 |
2004-02-18 |
The X- 15 Rocketplane |
| 60 |
2004-02-25 |
New Communications Technology |
| 61 |
2004-03-03 |
Space Digest |
| 62 |
2004-03-10 |
La Brea Tar Pits |
| 63 |
2004-03-17 |
Space Digest |
| 64 |
2004-03-24 |
Ford's Theater |
| 65 |
2004-03-31 |
The Voyager Airplane |
| 66 |
2004-04-07 |
Colorado National Monument |
| 67 |
2004-04-14 |
Soaring |
| 68 |
2004-04-21 |
Doc Holliday and the Old West |
| 69 |
2004-04-28 |
Space Digest |
| 70 |
2004-05-05 |
Global Positioning System |
| 71 |
2004-05-12 |
Sport Parachuting |
| 72 |
2004-05-19 |
Dry Tortugas National Park |
| 73 |
2004-05-26 |
James Doolittle |
| 74 |
2004-06-02 |
Rio Grande, Part 1 |
| 75 |
2004-06-09 |
Rio Grande, Part 2 |
| 76 |
2004-06-16 |
Volcanoes National Park |
| 77 |
2004-06-23 |
Space Digest |
| 78 |
2004-06-30 |
North Carolina Lighthouses |
| 79 |
2004-07-07 |
San Francisco Maritime National Park |
| 80 |
2004-07-14 |
Cassini-Huygens at Saturn |
| 81 |
2004-07-21 |
Yosemite National Park |
| 82 |
2004-07-28 |
Hoover Dam |
| 83 |
2004-08-04 |
Space Digest |
| 84 |
2004-08-11 |
Yellowstone Volcano |
| 85 |
2004-08-18 |
Jacqueline Cochran |
| 86 |
2004-08-25 |
Wonders of the World, Part 1 |
| 87 |
2004-09-01 |
Wonders of the World, Part 2 - Natural Wonders |
| 88 |
2004-09-08 |
Wonders of the World, Part 3, Modern Wonders |
| 89 |
2004-09-15 |
Space Digest |
| 90 |
2004-09-22 |
Robert Edison Fulton, Jr. |
| 91 |
2004-09-29 |
Computer Software Theft |
| 92 |
2004-10-06 |
Space Digest |
| 93 |
2004-10-13 |
Mount Saint Helens |
| 94 |
2004-10-20 |
National Geographic Worldwide |
| 95 |
2004-10-27 |
Children's Press Line |
| 96 |
2004-11-03 |
Running a Marathon |
| 97 |
2004-11-10 |
Erie Canal |
| 98 |
2004-11-17 |
Exploring Africa |
| 99 |
2004-11-24 |
Ecotourism |
| 100 |
2004-12-01 |
Appalachian Trail |
| 101 |
2004-12-08 |
Indian Museum Education Programs |
| 102 |
2004-12-15 |
California Missions |
| 103 |
2004-12-22 |
Wireless Internet Connection |
| 104 |
2004-12-29 |
The Year in Space |
| 105 |
2005-01-05 |
Puppets Teaching Children Around the World |
| 106 |
2005-01-12 |
Space Digest |
| 107 |
2005-01-19 |
The National Museum of Natural History |
| 108 |
2005-01-26 |
The Mississippi |
| 109 |
2005-02-02 |
Cassini-Huygens at Titan |
| 110 |
2005-02-09 |
Satellite Photos of Mayan Ruins |
| 111 |
2005-02-16 |
Space Digest |
| 112 |
2005-02-23 |
Albert Einstein |
| 113 |
2005-03-02 |
Koshland Science Museum |
| 114 |
2005-03-09 |
The Columbia River |
| 115 |
2005-03-16 |
SPACE DIGEST |
| 116 |
2005-03-23 |
Information Age, Part 1 |
| 117 |
2005-03-30 |
The Internet: Linking People in a Way Once Thought Impossible |
| 118 |
2005-04-06 |
How the Internet Grew from a Simple Idea |
| 119 |
2005-04-13 |
Around the World, Helping Victims of War and Natural Disasters |
| 120 |
2005-04-20 |
How Robert Goddard Helped Lead America Into Space |
| 121 |
2005-04-27 |
The Indiana Dunes: Beautiful Sand Hills and Wildlife in America's Midwest |
| 122 |
2005-05-04 |
Wade Davis: Scientist, Explorer and Writer |
| 123 |
2005-05-11 |
Unusual creatures live on the Galapagos Islands in the Pacific Ocean |
| 124 |
2005-05-18 |
Amelia Earhart: She Showed That Women, Too, Could Set Flight Records |
| 125 |
2005-05-25 |
The Guitar: an Instrument for Any Kind of Music |
| 126 |
2005-06-01 |
The Story of Radio |
| 127 |
2005-06-08 |
Four Companies Working for the Common Good Instead of Profit |
| 128 |
2005-06-15 |
One of the WorldĄŻs Natural Wonders: the Grand Canyon |
| 129 |
2005-06-22 |
As Long as It Remains Profitable, Child Trafficking Will Continue |
| 130 |
2005-06-29 |
A Visit to Two National Parks: Mount Rainier in Washington State and Valley Forge in Pennsylvania |
| 131 |
2005-07-06 |
Igor Sikorsky: Aircraft and Helicopter Designer |
| 132 |
2005-07-13 |
Lower East Side Tenement Museum Recreates Life in New York City for Immigrants 100 Years Ago |
| 133 |
2005-07-20 |
South Asia Continues to Recover After December Tsunami |
| 134 |
2005-07-27 |
The Story of Longitude |
| 135 |
2005-08-03 |
The Vatican Museums Hold Some of the WorldĄŻs Greatest Art Treasures |
| 136 |
2005-08-10 |
'The Big Muddy' is the longest river in the United States |
| 137 |
2005-08-17 |
Camping in America's National and State Parks |
| 138 |
2005-08-24 |
Lessons Learned From the Atomic Bombings of Hiroshima and Nagasaki, Japan |
| 139 |
2005-08-31 |
Emperor Penguins Survive in World's Most Extreme Climate |
| 140 |
2005-09-07 |
World Summit in New York Will Mark 60th Anniversary of the United Nations |
| 141 |
2005-09-14 |
Wiley Post: The First Pilot to Fly Around the World Alone |
| 142 |
2005-09-21 |
In an Age of Modern Science and Medicine, Infectious Diseases Remain the World's Leading Killer |
| 143 |
2005-09-28 |
The National Cryptologic Museum Tells Top Secrets of the Past |
| 144 |
2005-10-05 |
Mauna Kea in Hawaii: Astronomy on the World's Highest Island Mountain |
| 145 |
2005-10-12 |
America's Interstate Highway System Has Almost 70,000 Kilometers of Roads |
| 146 |
2005-10-19 |
Isaac Newton: One of History's Greatest Scientists |
| 147 |
2005-10-26 |
More Than Half of All Languages in the World Are in Danger of Disappearing |
| 148 |
2005-11-02 |
Carbon Monoxide Poisoning is a Silent Killer That Causes Death and Injuries Throughout the World |
| 149 |
2005-11-09 |
Shadow Wolves Find and Arrest People Trying to Bring Illegal Drugs Into the U.S. |
| 150 |
2005-11-16 |
Lewis and Clark and the Corps of Discovery Map a Nation |
| 151 |
2005-11-23 |
Opening the American West: Lewis and Clark and the Corps of Discovery |
| 152 |
2005-11-30 |
The Lewis and Clark Exploration: One of the Most Important Events in American History |
| 153 |
2005-12-07 |
The Internet and Its Future |
| 154 |
2005-12-14 |
South Street Seaport Museum Offers a Living Link With the Past |
| 155 |
2005-12-21 |
Where Did the English Language Come From? |
| 156 |
2005-12-28 |
The History of English |