Help!! I can't keep up!!

Seriously, he's a grinnin lil' typhoon of rambunctious curiousity and joyous havoc. And everyday brings some new discovery or milestone and I'm really lagging begind on my chronicling of these events.
He figured out how to high-fives after only being shown twice.
He LOVES to give high-fives now.
He figured out how to knock on Nana and Papa's front door all by himself.
He .. oh geez, he's causing trouble........