3. Sınıf Hayat Bilgisi – Doğa ve İnsan – Doğal Çevreye Etkilerimiz

https://www.youtube.com/watch?v=f8fM22NkYig&list=PL3oxhzRdQr1kSALsinwhicfGQc4Zf2rli&index=14

https://youtu.be/rlbtf9KacwQ

https://youtu.be/TB8RED5ol2k

https://youtu.be/J_xmaav75NA

https://youtu.be/qHOVPpsHYRU

https://youtu.be/H_74PcDMuXA