7-9 / The Science of Tomorrow
Countable and Uncountable Nouns
Countable nouns by Oxford Dictionaries
Another website that explains the same thing. Again in English. For an explanation in Finnish, listen to your teacher.
Countable and uncountable nouns
A website that explains the difference between countable and uncountable nouns. In English.
The Universe In A Nutshell
Chris Hadfield sings "Space Oddity"
Canadian astronaut Chris Hadfield covers David Bowie's classic "Space Oddity" with a twist: he's on ISS, the International Space Station.
If The Moon Were Only 1 Pixel
A tediously accurate map of the Solar System. Shows how we're used to seeing the Solar System mapped incorrectly, and how far apart planets really are. (FYI, the Earth is 149,871,598.8 km away, in case it's difficult to find.)