You can download the solutions of the workbooks. In newer editions, not indicated (yet), nothing has been changed.
Click with the right mouse on the PDF file and make a choice:
open, save or print.
| Stepping stones | Stepping stones 1+2 | 3rd edition |
| Step 1 | Step 1 Step 1 |
8-10th edition 7th edition |
| Step 1 extra | Step 1 extra Step 1 extra |
4-8th edition 3rd edition |
| Step 1 plus | Step 1 plus Step 1 plus |
5-6th edition 4th edition |
| Step 1 mix | Step 1 mix Step 1 mix |
2nd+3rd edition 1st edition |
| Step 2 | Step 2 Step 2 |
8-9th edition 7th edition |
| Step 2 extra | Step 2 extra Step 2 extra |
4th+5th edition 3nd edition |
| Step 2 plus | Step 2 plus Step 2 plus |
3rd+4th edition 2nd edition |
| Step 2 thinking ahead | Step 2 thinking ahead Step 2 thinking ahead |
3rd edition 2nd edition |
| Step 2 mix | Step 2 mix Step 2 mix |
2nd+3rd edition 1st edition |
| Step 3 | Step 3 Step 3 |
5-8th edition 3rd+4th edition |
| Step 3 extra | Step 3 extra Step 3 extra |
4th edition 3rd edition |
| Step 3 plus | Step 3 plus Step 3 plus |
4th edition 2nd edition |
| Step 3 Thinking Ahead | Step 3 Thinking Ahead | 1st+2nd edition |
| Step 3 mix | Step 3 mix Step 3 mix |
2/3nd/rd edition 1st edition |
| Step 4 | Step 4 Step 4 |
4-8th edition 3rd edition |
| Step 4 extra | Step 4 extra Step 4 extra |
3rd edition 2nd edition |
| Step 4 plus | Step 4 plus.pdf Step 4 plus.pdf |
2nd edition 1st edition |
| Step 4 mix | Step 4 mix Step 4 mix |
2nd edition 1st edition |
| Step 5 | Step 5 Step 5 |
5-6th edition 4th edition |
| Step 5 extra | Step 5 extra Step 5 extra |
2nd edition 1st edition |
| Step 5 plus | Step 5 plus Step 5 plus |
2nd edition 1st edition |
| Step 5 mix | Step 5 mix |
1st edition |
| Step 6 | Step 6 Step 6 Step 6 |
3rd edition 2nd edition 1st edition |
| Step 6 extra | Step 6 extra Step 6 extra Step 6 extra |
3rdedition 2021 2nd edition 2017 1st edition 2013 |