You can join by going to http://www.meetup.com/springmoms/ and signing up. The group is free to join. You must live in the Spring, TX area and have a little one. Go the website for more details.
I adore this group! It is one of the most active groups in the area with a calendar filled with fun things to do with your cutie!
They are also looking for advertisers for the website and for their activities.