| Title | Terms | Created |
| Hurricane Events | 6 | May 14, 2008 |
| Hurricanes | 16 | May 14, 2008 |
| Global Warming | 3 | May 14, 2008 |
| The Atmosphere | 18 | May 14, 2008 |
| The Hydrologic Cycle | 7 | May 14, 2008 |
| Mass Wasting | 14 | April 18, 2008 |
| Hawaii | 4 | April 18, 2008 |
| Volcano Case Studies | 4 | April 18, 2008 |
| Types of eruptions | 6 | April 18, 2008 |
| Generation of Magmas | 10 | April 18, 2008 |
| Volcanoes | 13 | April 18, 2008 |
| Earthquake Historic Events | 10 | March 14, 2008 |
| The Geography of Language | 16 | March 11, 2008 |
| Folk and Popular Culture | 4 | March 10, 2008 |
| Three Dynamics of Light | 12 | February 27, 2008 |
| Depth of Field | 8 | February 27, 2008 |
| Mind's Eye | 18 | February 25, 2008 |
| Basic Photography | 15 | February 25, 2008 |
| Asteroids and Comets | 5 | February 13, 2008 |
| Geological Time | 4 | February 13, 2008 |
| Layers | 5 | February 13, 2008 |
| 1 | 32 | October 23, 2007 |
| Chapter 8 | 40 | September 27, 2007 |
| Chapter 7 | 35 | September 23, 2007 |
| Chapter 6 | 24 | September 19, 2007 |
| Chapter 5 | 22 | September 16, 2007 |
| Chapter Four | 34 | September 11, 2007 |
| Chapter Three | 26 | September 11, 2007 |
| Chapter Two | 43 | September 11, 2007 |
| Chapter One | 32 | September 10, 2007 |
| Exercise (IV+) | 4 | June 11, 2007 |
| Exercise (IV) | 5 | June 11, 2007 |
| Exercise (III) | 5 | June 11, 2007 |
| Exercise (II) | 4 | June 11, 2007 |
| Specialized Areas in Graphic Design | 9 | May 16, 2007 |
| Chapter 3 | 42 | May 14, 2007 |
| Color Guide | 17 | May 14, 2007 |
| Chapter 1 | 23 | May 14, 2007 |
| Chapter 16 + 17 | 14 | May 9, 2007 |
| Chapter 15 | 14 | May 9, 2007 |
| Chapter 14 | 21 | May 9, 2007 |
