4. Sınıf Fen Bilimleri – Maddenin Ölçülebilir Özellikleri Kütle ve Hacim

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

https://www.youtube.com/watch?v=R-9NLCpo1xA&list=PL3oxhzRdQr1kr6jcAWJcT8yQrum_wGYkw&index=11

https://youtu.be/lwYg-lMqvA0

https://youtu.be/hIYgo1he3wQ

https://www.youtube.com/watch?v=Oa22jN643PI

https://www.youtube.com/watch?v=l0c_u0SL2_E