4. Sınıf – Fen Bilimleri (MEB) Çalışma Fasikülü 2 (Soru Çözümü ve Cevapları)

https://youtu.be/glJIxvz8R5c

https://www.youtube.com/watch?v=RpMD-qxNoxA

https://www.youtube.com/watch?v=nCfAEzeg4rY

https://www.youtube.com/watch?v=D7TdnrNh0bQ&t=1146s

https://www.youtube.com/watch?v=T8ZmYhE4HsM&list=PL3oxhzRdQr1kr6jcAWJcT8yQrum_wGYkw&index=13

https://youtu.be/JVceugUBHGI