| green | Unit 5 | Lesson 176 |
| green | Unit 5 | Lesson 179 |
| green | Unit 10 | Lesson 198 |
| green | Unit 10 | Lesson 199 |
| orange | Unit 2 | Lesson 215 |
| orange | Unit 2 | Lesson 216 |
| orange | Unit 2 | Lesson 217 |
| orange | Unit 2 | Lesson 218 |
| bronze | Unit 5 | Lesson 336 |
| bronze | Unit 5 | Lesson 337 |
| red | Unit 5 | Lesson 18 |