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Ulusoy, Fadime; Turus, Ismail Batuhan – Education and Information Technologies, 2022
This study investigates the quality of tasks containing the use of dynamic geometry software (DGS) in the middle (5th-8th grade) and secondary school (9th-12th grade) mathematics textbooks in terms of mathematical and technological aspects. The DGS-related tasks in twenty-seven Turkish mathematics textbooks, approved by the Ministry of National…
Descriptors: Secondary School Mathematics, Middle Schools, High Schools, Mathematics Instruction