| red | Unit 4 | Lesson 15 |
| blue | Unit 11 | Lesson 156 |
| green | Unit 4 | Lesson 172 |
| green | Unit 9 | Lesson 196 |
| orange | Unit 2 | Lesson 215 |
| orange | Unit 3 | Lesson 219 |
| orange | Unit 4 | Lesson 224 |
| orange | Unit 6 | Lesson 232 |
| orange | Unit 7 | Lesson 240 |
| orange | Unit 12 | Lesson 258 |
| orange | Unit 12 | Lesson 261 |
| silver | Unit 11 | Lesson 306 |
| bronze | Unit 3 | Lesson 327 |
| bronze | Unit 3 | Lesson 328 |
| bronze | Unit 3 | Lesson 329 |
| bronze | Unit 3 | Lesson 330 |
| bronze | Unit 3 | Lesson 331 |
| gold | Unit 8 | Lesson 397 |
| gold | Unit 8 | Lesson 398 |
| gold | Unit 8 | Lesson 399 |