Please watch: "Nikola Tesla | The Untold Story | The Open Book" https://www.youtube.com/watch?v=1dQkjU8WmMk --~--Classroom learning is not ... ... <看更多>

... on the 7 continents (North America, South America, Europe, Africa, Asia, Oceania and Antarctica) as well as the 5 oceans (Pacific, Atlantic, Indian, ... ... <看更多>

Easily learn the names of the 7 continents and 5 oceans with this catchy song. Full song and video: https://youtu.be/_P-x4zP9rPo. ... <看更多>