The clever karate master

I bet I can break a wooden skewer with one chop, even though only a few sheets of paper covers the part that is on the table.

Φυσική

7 – 12. τάξη

Συντάκτης: Stonawski Tamás

Διορθωτής: Dr. Sós Katalin

mozaLink

Σύνδεσμος Web