6. Sınıf Fen Bilimleri

https://youtu.be/pH4yrhV4mjg
https://www.youtube.com/watch?v=3yEJYeoyMRI
https://www.youtube.com/watch?v=o1gBtU2xxj8&feature=youtu.be
https://www.youtube.com/watch?v=6cTWEBpiFTo
https://www.youtube.com/watch?v=jbmbKmTVJLs
https://www.youtube.com/watch?v=4EweirqZrac&feature=youtu.be