Geography of Mesopotamia parts of Syria but also almost all of Iraq and southeastern Turkey. The neighboring steppes to the west of the Euphrates and the western part of the Zagros Mountains are also often included under the wider term Mesopotamia. A further distinction is usually made between Upper or Northern Mesopotamia and Lower or Southern Mesopotamia. Upper Mesopotamia, also known as the Jazirah, is the area between the Euphrates and the Tigris from their sources down to Baghdad. Lower Mesopotamia is the area from Baghdad to the Persian Gulf. In modern scientific usage, the term Mesopotamia often also has a chronological connotation.
Poly Prep Country Day School Poly Prep Country Day School Poly Prep Country Day School (known familiarly as Poly Prep) is an independent school with two campuses in Brooklyn, New York, United States. Middle School (5th to 8th grades) and Upper School (9th to 12th grades) are located in the Dyker Heights section of Brooklyn. Lower School (nursery to 4th grade) is located in Brooklyn's landmarked Park Slope neighborhood. Initially founded as part of the Brooklyn Collegiate and Polytechnic Institute (predecessor of the NYU Tandon School of Engineering), Poly Prep now offers classes from nursery school through 12th grade. Poly Prep Country Day School was