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Egyptians anly taught students that were the kin of nobles or higher rank. They taught reading, writing, architecture, simple math arithmetic to go along with they architecture. Egyptians made many architectural break throughs and some of the things they built are considered very advanced for their time.
Least developed countries (LDC) have hard time connecting with other countries and therefore struggles a lot.
Most states have laws requiring that you pass under bridges at a slow speed. You should always reduce your speed and proceed with caution near any bridge or man-made structure that decreases visibility and passage. Many bridges are high enough to allow normal boat passage.
