Seminar paper from the year 2014 in the subject English Language and Literature Studies - Linguistics, grade: 1,3, University of Koblenz-Landau, language: English, abstract: This research paper focuses how children acquire two or more languages simultaneously from birth on, how their achievements can be measured and if their development proceeds similar to monolingual children. To a certain extend the argument includes theories of Applied Linguistics and Cognitive Linguistics. Therefore, this analysis can be used as overview or short introduction about the current research on bilingual first language acquisition and may encourage the reader, which might be also a teacher who is likely to face a multilingual environment in his classrooms, to enhance his knowledge in this specific area.