Kemi 1 - Redoxreaktioner del 1

35:44
Kemi 1 - Redoxreaktioner del 2

26:20
"Blir ett väldigt dramatiskt val på söndag"

48:19
Kemi 1 - Elektrokemi

32:49
Tällainen oli Suomen kuuluisin murha, joka ei koskaan selvinnyt – Kyllikki Saari | Jukka Kyösti

35:15
Matematik 1 - Potensekvationer problemlösning

48:54
Matematik 2 - ALLA BEGREPP ATT KUNNA INFÖR NATIONELLA PROVET

32:48
Matematik 1 - Procent problemlösning

20:28