https://padlet.com/9287014/fyk0erqlgfv5gwbr en-us 2021-12-06 17:41:34 UTC 2024-12-18 12:24:49 UTC hello@padlet.com https://padlet-uploads.storage.googleapis.com/1488216598/5836ea29c25508b90bbc0d4e9bded5dc/drawing.png 9287014 https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1931783340 Pangaea, the latest supercontinent in the geological record, formed approximately 335 million years ago. It consisted of all the major continents that exist today all smushed together. It began to break apart approximately 200 million years ago into many smaller pieces which became the continents of today.]]> 2021-12-06 17:57:33 UTC https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1931783340 9287014 https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1931818293 The first humans to exist in the Americas (i.e. South America, Central America, and North America) arrived between 15,000 and 25,000 years ago, passing across a land bridge formed between Asia and North America due to glaciation. While theories about the exact timing and manner of this event vary widely within the scientific community, the "Beringia Land Bridge" theory remains a widely accepted model for the original settlement of the Americas. ]]> 2021-12-06 18:12:05 UTC https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1931818293 9287014 https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934174428 The Mayans, a Native American civilization lasting thousands of years, built their first major city, Nakbe, at approximately 750 BCE, after living for hundreds of years as a collection of sedentary farming communities.]]> 2021-12-07 17:48:22 UTC https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934174428 9287014 https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934207814 Sometime in the 13th century, the Incan civilization rose from the Peruvian Highlands. Their population, cities, and power grew immensely over the following centuries, despite not having developed technologies such as the wheel, metalworking, or writing systems. They became the predominant empire in the Americas from 1438 to 1533.]]> 2021-12-07 18:03:33 UTC https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934207814 9287014 https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934225160 The Mexica tribe, after splitting from other Aztec tribes while traveling across today's Mexico, were, according to their mythology, shown a vision of an eagle perched on a prickly pear cactus, eating a snake. This symbol told them that they had found the place where they should build their civilization. After growing, progressing, and conquering neighboring regions, the Aztec Empire developed into the formidable force it was before European invasion.]]> 2021-12-07 18:11:18 UTC https://padlet.com/9287014/fyk0erqlgfv5gwbr/wish/1934225160