| Space Race | Chapter 19 | May 4, 2010 |
| Test | Chapter 19 | May 4, 2010 |
| Scatter | Chapter 10 & 11 | December 17, 2009 |
| Test | Chapter 10 & 11 | December 17, 2009 |
| Test | Chapter 8 & 9 | November 12, 2009 |
| Scatter | Chapter 8 & 9 | November 12, 2009 |
| Test | Chapter 6 | November 2, 2009 |
| Space Race | Chapter 6 | November 2, 2009 |
| Scatter | Chapter 6 | November 2, 2009 |
| Test | Chapter 5 | October 13, 2009 |
| Test | Chapter 3 | September 24, 2009 |
| Scatter | Chapter 3 | September 22, 2009 |
| Test | Chapter 2 | September 17, 2009 |
| Scatter | Chapter 2 | September 17, 2009 |
| Space Race | Chapter 2 | September 17, 2009 |
| Space Race | Chapter 1 | September 10, 2009 |
| Test | Chapter 1 | September 10, 2009 |
| Space Race | Ch 18 | |
| Scatter | Ch 18 | |
| Test | Ch 18 | |
| Learn | Ch 18 | |
| Space Race | Ch 17 The History of Life | |
| Scatter | Ch 17 The History of Life | |
| Test | Ch 17 The History of Life | |
| Learn | Ch 17 The History of Life | |
| Scatter | Ch. 16 Evolution of Populations | |
| Test | Ch. 16 Evolution of Populations | |
| Space Race | Ch. 16 Evolution of Populations | |
| Scatter | 15 Darwin's Theory of Evolution | |
| Space Race | 15 Darwin's Theory of Evolution | |
| Test | 15 Darwin's Theory of Evolution | |
| Space Race | Ch 14 The Human Genome | |
| Test | Ch 13 Genetic Engineering | |
| Space Race | Ch 13 Genetic Engineering | |
| Test | Chapter 12 DNA and RNA | |
| Scatter | Chapter 12 DNA and RNA | |
| Space Race | Chapter 12 DNA and RNA | |
| Space Race | Chapter 11 Introduction to Genetics | |
| Space Race | Chapter 9 Cellular Respiration | |
| Test | Chapter 9 Cellular Respiration | |
| Learn | Chapter 9 Cellular Respiration | |
| Scatter | Chapter 9 Cellular Respiration | |