| 1 | Lesson Eight |
| 2 | Lesson Sixteen , Part Two |
| 3 | Computers |
| 4 | Lesson Twenty , Part Two |
| 5 | Lesson Eleven , Part One |
| 6 | Thermodynamics |
| 7 | Lesson Four |
| 8 | The English Vowels |
| 9 | Lesson Two |
| 10 | Lesson Fifteen , Part Two |
| 11 | Lesson Ten |
| 12 | Lesson Thirteen , Part Two |
| 13 | Lesson One |
| 14 | Exercițiu, Pag. 413 |
| 15 | Semi-Conductors |
| 16 | Lesson Nineteen , Part Two |
| 17 | Lesson Twenty-Three , Part One |
| 18 | Lesson Twenty-One , Part One |
| 19 | Metal Working Or Metal Cutting And Forming |
| 20 | Lesson Thirteen , Part One |
| 21 | Newton's Laws Of Motion |
| 22 | Lesson Eighteen , Part One |
| 23 | Lesson Twenty-One , Part Two |
| 24 | Lesson Sixteen , Part One |
| 25 | Lesson Nineteen , Part One |
| 26 | Lesson Six |
| 27 | Lesson Fifteen , Part One |
| 28 | Lesson Twenty-Four , Part One |
| 29 | Lesson Twenty-Five , Part One |
| 30 | Lesson Three |
| 31 | Lesson Twelve , Part One |
| 32 | Lesson Twenty , Part One |
| 33 | Lesson Seven |
| 34 | The English Diphtongs |
| 35 | Lesson Twenty-Two , Part One |
| 36 | Lesson Fourteen , Part One |
| 37 | Lesson Twelve , Part Two |
| 38 | Lesson Twelve , Part Two (Continued) |
| 39 | Lesson Five |
| 40 | Lesson Twenty , Part Two (Continued) |
| 41 | Crystallization Of Pure Metals |
| 42 | Lesson Eighteen , Part Two |
| 43 | Lesson Nine |
| 44 | The English Consonants |
| 45 | Lesson Seventeen , Part Two |
| 46 | Lesson Eleven , Part Two |
| 47 | The English Alphabet |
| 48 | Lesson Seventeen , Part One |