3. Sınıf Hayat Bilgisi – Geri Dönüşümün Bize ve Çevremize Katkıları

https://youtu.be/qETqS5HGoII

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

https://youtu.be/J_xmaav75NA

https://www.youtube.com/watch?v=UK3Bl3163F8&list=PL3oxhzRdQr1kSALsinwhicfGQc4Zf2rli&index=5

https://youtu.be/TB8RED5ol2k

https://youtu.be/vquM5cWJx5c