2x1 - Kid Jobs

October 9, 2004

2x2 - Home on the Range

October 16, 2004

2x3 - Lost in the Stars

October 23, 2004

2x4 - School

October 30, 2004

2x5 - Hot Chocolate

November 6, 2004

2x6 - Romans

November 13, 2004

2x7 - Heroes

November 20, 2004

2x8 - News

December 4, 2004

2x9 - Revolutions

January 8, 2005

2x10 - Who is Marco Polo?

January 15, 2005

2x11 - Down on the Farm

January 22, 2005

2x12 - Real Or Not Real

January 29, 2005

2x13 - Ancient Genius

February 5, 2005

2x14 - Explorers

February 12, 2005

2x15 - A Soldier's Life

February 26, 2005

2x16 - Dangerous Women

March 5, 2005

2x17 - Flat Earth Society

March 12, 2005

Alex challenges some accepted truths of science.

2x18 - Fun and Games

March 19, 2005

2x19 - History's Biggest Mistakes

March 26, 2005

2x20 - Who Discovered North America?

April 1, 2005

2x21 - Can You Dig It?

April 9, 2005

2x22 - Flight

April 16, 2005

2x23 - Dark Ages

April 23, 2005

2x24 - Great Disasters

May 7, 2005

2x26 - Tyrants

June 18, 2005

2x27 - Bikes

July 9, 2005