| Space Race | The Gold Coin | February 2, 2012 |
| Test | The Gold Coin | February 2, 2012 |
| Speller | The Gold Coin | February 2, 2012 |
| Scatter | The Gold Coin | February 2, 2012 |
| Learn | The Gold Coin | February 2, 2012 |
| Scatter | The Seven Wonders of the Ancient World | January 25, 2012 |
| Space Race | The Seven Wonders of the Ancient World | January 25, 2012 |
| Test | The Seven Wonders of the Ancient World | January 25, 2012 |
| Learn | The Seven Wonders of the Ancient World | January 25, 2012 |
| Speller | The Seven Wonders of the Ancient World | January 25, 2012 |
| Learn | Catching the Fire | January 17, 2012 |
| Space Race | Catching the Fire | January 17, 2012 |
| Scatter | Catching the Fire | January 17, 2012 |
| Speller | Wilma Unlimited | December 1, 2011 |
| Space Race | Wilma Unlimited | December 1, 2011 |
| Space Race | Wilma Unlimited | December 1, 2011 |
| Test | Wilma Unlimited | December 1, 2011 |
| Scatter | Wilma Unlimited | December 1, 2011 |
| Learn | Wilma Unlimited | December 1, 2011 |
| Test | Elizabeth Blackwell - Medical Pioneer | November 16, 2011 |
| Space Race | Elizabeth Blackwell - Medical Pioneer | November 16, 2011 |
| Space Race | Saving the Sound | November 2, 2011 |
| Scatter | Saving the Sound | November 2, 2011 |
| Test | Saving the Sound | November 2, 2011 |
| Test | Storm - a - Dust | October 20, 2011 |
| Space Race | From a Spark | October 12, 2011 |
| Scatter | From a Spark | October 12, 2011 |
| Test | From a Spark | October 12, 2011 |
| Speller | From a Spark | October 11, 2011 |
| Scatter | The Telephone Call | September 22, 2011 |
| Space Race | The Telephone Call | September 22, 2011 |
| Test | Hot Dogs And Bamboo Shoots | September 16, 2011 |
| Test | Teammates | September 2, 2011 |
| Scatter | April's Mud | August 25, 2011 |
| Speller | Teammates | August 25, 2011 |
| Scatter | Teammates | August 25, 2011 |
| Speller | Tony and the Snark | August 24, 2011 |
| Space Race | Tony and the Snark | August 24, 2011 |
| Scatter | Tony and the Snark | August 24, 2011 |
| Test | Tony and the Snark | August 22, 2011 |
| Test | Catching the Fire | January 27, 2011 |
| Test | A Brother's Promise | January 21, 2011 |
| Scatter | A Brother's Promise | January 20, 2011 |
| Learn | A Brother's Promise | January 19, 2011 |
| Test | Spring Paint | January 17, 2011 |
| Scatter | Spring Paint | January 15, 2011 |
| Learn | Spring Paint | January 14, 2011 |
| Space Race | Spring Paint | January 13, 2011 |
| Test | The Night of the Pomegranate | December 17, 2010 |
| Scatter | The Night of the Pomegranate | December 14, 2010 |
| Learn | The Night of the Pomegranate | December 14, 2010 |
| Test | Casey At Bat | December 9, 2010 |
| Learn | Casey At Bat | December 9, 2010 |
| Test | Casey At Bat | December 9, 2010 |
| Scatter | Casey At Bat | December 8, 2010 |
| Scatter | Casey At Bat | December 7, 2010 |
| Learn | Casey At Bat | December 7, 2010 |
| Test | Born Worker | November 24, 2010 |
| Scatter | Born Worker | November 23, 2010 |
| Learn | Born Worker | November 23, 2010 |
| Scatter | Elizabeth Blackwell - Medical Pioneer | November 18, 2010 |
| Learn | Elizabeth Blackwell - Medical Pioneer | November 18, 2010 |
| Learn | Saving the Sound | November 3, 2010 |
| Test | The Day of the Turtle | October 29, 2010 |
| Scatter | The Day of the Turtle | October 28, 2010 |
| Learn | The Day of the Turtle | October 28, 2010 |
| Scatter | Storm - a - Dust | October 20, 2010 |
| Space Race | Storm - a - Dust | October 20, 2010 |
| Space Race | A Trouble-Making Crow | October 6, 2010 |
| Scatter | A Trouble-Making Crow | October 6, 2010 |