Ladies and Gentleman, Start Your Engines!

Yes, that's right, Lindsay has officially become mobile!  When I went to pick her up today after school, here's what she was doing:

She has taken a few steps here and there before, but today was her first time to really take off.  I think she looks so adorable up on two legs!

Even though she's been a little bit of a late walker, she's been putting her brain power to good use.  Here we are "singing" our ABC's.  We like to sing it fill-in-the-blank style (pardon the Blair Witch Project-esque cinematography... it's hard get a good video of a little one when they're sitting in your lap!):

Lindsay counting, May 2012.  Makes a mommy - especially a math teacher mommy! - proud! (the cutest part is the first 26 seconds... I only put up the rest of it because Blogger wouldn't load the edited version!  Sorry!)