The chest comes out to 22", but blocked It'll be about 23" - 24" so for a 3-year-old, I should be in the safe zone. If not, I could convert it into a cardigan-- bite the bullet and try some steeking action!
I also didn't realize that for kids, it's recommended that you NOT shape the sleeves. Oops. Oh well. You live and you learn. ;)
Aaand... while I was at it, I figured I'd whip up a little video tutorial on how to do a 3-needle bind off. I hope you find it helpful. Enjoy! :)
How To: 3 Needle Bind Off from Voolenvine on Vimeo