Katosta roikkuvat kaksi palloa, joiden sähkövarauksen suuruutta voidaan muuttaa.
Only users who have the Link can view this resource.
- Target Group (Age)
- 14 – 18
- Language
- Finnish / Suomi
Error
A timeout occurred. Trying to re-save …
Sorry, but the server is not responding. Please wait a few minutes and then try to save again.
