@article{YILDIRIM2021_508489, author={İREM YILDIRIM and ESMA BULUŞ KIRIKKAYA}, title={nvestigating the Effect of Using Web 2.0 Tools on 7th-Grade Students’ Academic Achievements in Science and Self-Directed Learning with Technology}, year={2021}, journal={Journal of Turkish Science Education}, issn={1304-6020}, volume={18}, number={3}, url={http://search/yayin/detay/508489} }