| yellow | Unit 6 | Lesson 74 |
| yellow | Unit 6 | Lesson 76 |
| yellow | Unit 6 | Lesson 77 |
| yellow | Unit 6 | Lesson 78 |
| blue | Unit 4 | Lesson 120 |
| blue | Unit 4 | Lesson 122 |
| blue | Unit 4 | Lesson 123 |
| blue | Unit 4 | Lesson 125 |
| blue | Unit 4 | Lesson 126 |
| green | Unit 7 | Lesson 184 |
| green | Unit 7 | Lesson 186 |
| green | Unit 7 | Lesson 187 |
| green | Unit 7 | Lesson 188 |
| green | Unit 7 | Lesson 189 |
| bronze | Unit 4 | Lesson 332 |
| bronze | Unit 4 | Lesson 333 |
| bronze | Unit 4 | Lesson 334 |
| bronze | Unit 4 | Lesson 335 |