| red | Unit 10 | Lesson 43 |
| yellow | Unit 8 | Lesson 86 |
| green | Unit 2 | Lesson 164 |
| green | Unit 5 | Lesson 177 |
| green | Unit 11 | Lesson 202 |
| green | Unit 11 | Lesson 203 |
| green | Unit 11 | Lesson 204 |
| green | Unit 11 | Lesson 205 |
| green | Unit 11 | Lesson 206 |
| orange | Unit 10 | Lesson 249 |
| orange | Unit 10 | Lesson 251 |
| orange | Unit 10 | Lesson 252 |
| silver | Unit 9 | Lesson 296 |
| silver | Unit 9 | Lesson 297 |
| silver | Unit 9 | Lesson 298 |
| silver | Unit 9 | Lesson 299 |
| silver | Unit 9 | Lesson 300 |
| silver | Unit 11 | Lesson 305 |
| bronze | Unit 8 | Lesson 349 |
| bronze | Unit 8 | Lesson 350 |
| bronze | Unit 8 | Lesson 351 |
| bronze | Unit 8 | Lesson 353 |