Heading section
Poziomy zaawansowania
|
book 1
|
stage 1
stage 2 |
580
|
140
|
|||
|
book 2
|
stage 3
stage 4 |
690
|
172
|
|||
|
book 3
|
stage 5
stage 6 |
680
|
188
|
|||
|
book 4
|
stage 7
stage 8 |
750
|
198
|
|||
|
book 5
|
stage 9
stage 10 |
590
|
172
|
|||
|
book 6
|
stage 11
stage 12 |
660
|
146
|
|||
