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Orbus Pictus-Johann Comenius (1592-1670)
Comenius wrote Orbis Pictus for children studying Latin and science, which was published in 1658. He also directed the curriculum reforms in Holland and Sweden and organized a model school in Hungary. His Great Didactic was his most important theoretical treatise. -
Monitorial Instruction-Joseph Lancaster (1778-1838)
He established a free school to educate the poor. In 1803, he wrote Improvements in Education. In 1818, Lancaster helped to established the first model school in Philadelphia to train teachers to implement his system. -
Methodical Kindergarthen System-Friedrich Froebel (1782-1852)
Friedrich Froebel published The Education of Man. His methodical system consisted three aspects: games and songs, construction, gifts and occupations. He grasped the value of socialization and became the first educator to treat socialization as the basic teaching method. -
Instructional Films Introduced
The Catalogue of Educational Motion Pictures was the first educational film catolog published by George Kleine in New York, U.S. in 1910. There were 330 pages and 1,065 titles classfied under 30 main topics included in this catalog. Later that year, the public schools of Rochester, NY, became the first to adopt films for regular instructional use. (Image: one of the topics of instructional films) -
The Audiovisual Instruction Movement and Instructional Radio
Instrutional radio and its historyThe National Education Association (NEA) established the Divison of Visual Instruction (DIV) in 1923. This organization, which is called AECT now. During the period from 1920-1930, radio was caught attention as the new medium. In 1930s, films and educational radio were used in the classrooms. -
Instructional Television
In the 1950s, the television was used as a medium for delivering instruction. A large number of televison stations were established. Presentation of Instructional programms changed the role of teachers. "The teaching role has been ascribed to public broadcasting since its origins. Especially prior to the 1960s, educational boradcasting was seen as a quick, efficient, inexpensive means of satisfying the nation's instructional needs." (Hezel, 1980) -
Computers Introduced To the Schools
The first microcomputers (PCs) are developed. In 1960s, mainframes and microcomputers were introduced to the schools. Computers used in education for computer assisted instruction (CAI), which was to help students with skills. -
Bloom's Taxonomy on Educational Technology
Bloom's TaxonomyBenjamin Bloom developed the Bloom's Taxonomy in 1956. -
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Robert M. Gagne
Gagne's contributionsRobert Gagne published his first edition of The Conditions of Learning including five domains. In addition, his described his nine events of instruction which contributed a lot in the field of educational technology. -
