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Mergi la Kidibot.ro
Tag:
Gold
From Penny to Gold
359
Views
2 years ago
Science Minute – Gold Pennies
409
Views
2 years ago
NASA Heroes Awarded Congressional Gold Medal
765
Views
14 years ago
Watch Atoms of Gold on FeO Move Under an Electron Microscope
710
Views
14 years ago
St. Patrick’s Day Science – Making Gold Pennies
790
Views
16 years ago
