Iron
Iron is one of the most important metals in everyday life. Learn about its occurrence, properties and role in the living world.
Хими
7 – 10-р анги
Бичсэн: dr. Stonawski Tamás, Vona Nándor Imre
Хянан шалгагч: Horváthné Kunstár Andrea, Tóth Katalin, Illés Emese
График дизайнер: Molnár Mónika
Хөгжүүлэгч: Kovács-Jeszenszky Anna
Түлхүүр үгс
mozaLink
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