How to Find Best Acoustic Guitar for 5 years old son

Hello!
I want to buy an Acoustic Guitar for my son. He was 5 years old.
I want help him start play guitar when he was young.
Blog http://bestbeginnerguitartoday.com have an recommend a beauty, best guitar for beginners
This is Yamaha FG700S Acoustic Guita
But I thing this model don't suite with him, he's very young.
If you have some guitar model is great for child. Please let me know!
And more. Share with me some tips to avoid finger hurts. I always feedback me about finger hurts
Thank you so much

Hey there!

I think this would be a good site to check out:
http://www.firstguitar.com/resources/what-size-guitar/

That site uses your child's age to match them with the right size guitar.

Let me know what you think!

Thank you so much, I got a best guitar for my son, he very very love it, Thank for sharing

I'm so glad to hear it! No problem! If you ever need anything feel free to reach out.