| Unit 8 | 17 | February 18, 2013 |
| Unit 3 vocabulary | 19 | January 30, 2013 |
| verbs | 2 | November 27, 2012 |
| Capitulo 4.2 | 46 | February 26, 2012 |
| Chapter 16 | 10 | December 3, 2011 |
| Chapter 15 | 10 | December 3, 2011 |
| Chapter 14 | 10 | December 3, 2011 |
| Chapter 13 | 10 | December 3, 2011 |
| Chapter 12 | 10 | December 3, 2011 |
| Chapter 11 | 10 | December 3, 2011 |
| Chapter 10 | 10 | December 3, 2011 |
| Chapter 3 | 10 | December 3, 2011 |
| Chapter 2 | 10 | December 3, 2011 |
| Chapter 1 | 10 | November 29, 2011 |
| Unit 6: I Hate Machines! | 10 | November 29, 2011 |
| Unit 6: Memo to Restaurant Servers | 10 | November 29, 2011 |
| Unit 5: Family Businesses | 10 | November 29, 2011 |
| Unit 5: Family Unity Builds Success | 8 | November 29, 2011 |
| Unit 4: The Fastest Man on No Legs | 8 | November 29, 2011 |
| Unit 4: Money and Sports | 8 | November 29, 2011 |
| Unit 3: Answers to All Your Travel Questions! | 8 | November 29, 2011 |
| Unit 3: Being Polite from Culture to Culture | 8 | November 29, 2011 |
| Unit 3: Being Polite from Culture to Culture | 8 | November 29, 2011 |
| Unit 2: The Importance of Color in Business | 8 | November 29, 2011 |
| Unit 2: How Colors Make Us Think and Feel | 8 | November 29, 2011 |
| Unit 1: A Song Becomes a Hit | 8 | November 29, 2011 |
| Unit 1: The Popularity of Social Networks | 8 | November 29, 2011 |
| Unit 9: Cultural Differences in Counting | 9 | November 18, 2011 |
| Unit 8: Writing a Short Story | 10 | November 18, 2011 |
| Unit 8: Nasreddin Hodja and the Candle | 10 | November 18, 2011 |
| Unit 7: In Praise of a Throwaway Society | 10 | November 18, 2011 |
| Unit 7: Think Before You Toss | 9 | November 18, 2011 |
| Para empezar | 21 | August 30, 2010 |
| Para empezar 6 | 12 | August 30, 2010 |
| Para empezar 5 | 10 | August 30, 2010 |
| Para empezar 4 | 10 | August 30, 2010 |
| Para empezar 3 | 101 | August 30, 2010 |
| Para empezar set 2 | 11 | August 30, 2010 |
| Para empezar | 25 | August 26, 2010 |
| Journal Idioms | 8 | April 28, 2010 |
| Lesson 20 | 5 | April 25, 2010 |
| Lesson 19 | 5 | April 19, 2010 |
| Lesson 18 | 5 | April 19, 2010 |
| Lesson 17 | 5 | April 19, 2010 |
| Lesson 16 | 5 | April 19, 2010 |
| Lesson 15 | 5 | April 19, 2010 |
| Lesson 14 | 5 | April 19, 2010 |
| Lesson 13 | 5 | March 24, 2010 |
| Lesson 12 | 5 | March 15, 2010 |
| Lesson 11 | 5 | March 15, 2010 |
| Lesson 10 | 5 | February 26, 2010 |
| Lesson 9 | 5 | February 18, 2010 |
| Lesson 8 | 5 | February 18, 2010 |
| Lesson 7 | 5 | February 18, 2010 |
| Lesson 6 | 5 | February 6, 2010 |
| Lesson 5 | 5 | January 31, 2010 |
| Lesson 4 | 5 | January 31, 2010 |
| Lesson 3 | 5 | January 31, 2010 |
| Lesson 1 | 5 | January 31, 2010 |
| Lesson 2 | 5 | January 26, 2010 |