The core curriculum for social worker certificate programs includes a general overview of social work; however, elective courses are also available for additional training in a specific area. Employment Outlook and Salary Information.
Chinese printer Pi Sheng invented the movable type printer in 1041 A.D. In 1440, German inventor Johannes Gutenberg invented a printing press process similar to Pi Sheng's printer. It remained the principal means of printing until the 20th century. Typically wooden bolcks with raised letters were made.
How did the invention of the printing press affect poetry?   It allowed poems to be written and shared with more  people. According to most historians, the printing press was invented by Gutenberg, in Mainz, in the Holy Roman Empire (Germany) in 1441, or about that time. There are many people wâ¦ho disagree over the invention of the printing press, and alternate views have been put forward.