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2 Subjects: “... education; Instruction in natural science subjects; Primary school science and social studies; Social...”

3 Subjects: “...; Primary school; Language Handicaps; Speech disability; Speech disorder; Speech handicap; Speech Handicaps...”

4 “...Sustainable education in primary school can be viewed from several angles: In a broad understanding...”

5 “..., primary school, and university. This book will be of interest and relevance not only to researchers...”