Video: How your heart works?

Hello Everybody

On this video you can see How your heart works.

You can click on the picture or here.

How Your Heart Works? - The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz (2018, August, 17 ). [Archivo de video]. Recuperado de https://www.youtube.com/watch?v=tg_ObDJEaGo

You can see all video of Natural Science on this link:

https://albertofv4thgrade.blogspot.com/p/natural-science-video.html