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Spotify, and Amazon Music, including hands-free listening powered by Alexa on all Apple, Android,

and Echo devices. Hey, Smarty Pins, did you know that right now? Inside your body,

there are several complex systems keeping you going strong and allowing you to function.

Today we're going to talk about one of them. See if you can guess which one it is.

Ready? Which bodily system helps you to sit or stand up straight.

Attention!

To your food and knock on doors. It also protects your heart, lungs,

And brain.

Do you have an answer?

Here's another hint.

This system consists of bones, ligaments, cartilage, and tendons.

Have you figured it out yet?

Why it's your skeletal system?

But how much do you really know about your skeleton?

Well, actually, I know that the thigh bones connected to the hip bone and the hip bones connected to the backbone.

Okay, but besides that, do you know what your skeleton is made of?

Is it A, soft, spongy material?

B, a hard, smooth material?

Or C, a jelly-like substance?

...