Dog Nipping?

I have a 5 month old pup that is nipping at my 2 yr old son. Everyone keeps saying do the yelping and ignore thing. I am not the one getting nipped. How can I keep my pup from doing that to my son?

Your Dog’s REAL Age Isn’t What You Think It Is

If you’d like to find out how old your dog really is in human years (and why it’s important): Click here to learn more »