https://padlet.com/lpaolicelli/cnohga812c5r en-us 2018-11-08 16:35:41 UTC 2018-11-08 17:03:49 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Brightnessdown.png lpaolicelli https://padlet.com/lpaolicelli/cnohga812c5r/wish/302177951 2018-11-08 16:48:23 UTC https://padlet.com/lpaolicelli/cnohga812c5r/wish/302177951 plevine https://padlet.com/lpaolicelli/cnohga812c5r/wish/302179589 The ancient Greek numeral system, known as Attic or Hermaphroditic numerals, was fully developed by about 450 BCE, and in regular use possibly as early as the 7th Century BCE. It was a base 10 system similar to the earlier Egyptian one (and even more similar to the later Roman system), with symbols for 1, 5, 10, 50, 100, 500 and 1,000 repeated as many times needed to represent the desired number.]]> 2018-11-08 16:50:40 UTC https://padlet.com/lpaolicelli/cnohga812c5r/wish/302179589 plevine https://padlet.com/lpaolicelli/cnohga812c5r/wish/302181346 Ancient Greek technology developed during the 5th century BCE, continuing up to and including the Roman period, and beyond. Inventions that are credited to the ancient Greeks include the gear, screw, rotary mills, screw press, bronze casting techniques, water clock, water organ, torsion catapult, the use of steam to operate some experimental machines and toys, and a chart to find prime numbers. ]]> 2018-11-08 16:52:54 UTC https://padlet.com/lpaolicelli/cnohga812c5r/wish/302181346 plevine https://padlet.com/lpaolicelli/cnohga812c5r/wish/302183760 2018-11-08 16:56:20 UTC https://padlet.com/lpaolicelli/cnohga812c5r/wish/302183760 plevine https://padlet.com/lpaolicelli/cnohga812c5r/wish/302186446 Conqueror and king of Macedonia, Alexander the Great was born on July 20, 356 B.C., in Pella, in the Ancient Greek kingdom of Macedonia. During his leadership, from 336 to 323 B.C., he united the Greek city-states and led the Corinthian League.]]> 2018-11-08 17:00:31 UTC https://padlet.com/lpaolicelli/cnohga812c5r/wish/302186446