Το καλάθι σου είναι άδειο.
Boiled Egg in a Flask
In this experiment, you will learn how to place a boiled egg into a flask with a narrower neck.
02:21
Φυσική
5 – 10. τάξη
Λέξεις/κλειδιά
mozaLink
/Σύνδεσμος Web