I work at Thinkful (http://www.thinkful.com) - we help people learn to code through coding projects and mentorship.

Thinking about using this with my team. I made a PDF so we can print it, thought you gals and guys might be interested too: https://dl.dropboxusercontent.com/u/34726262/100%20Day%20Goa...

Edit: Here is a similar option available at Amazon, it's $42 (http://www.amazon.com/Countdown-Calendar/dp/B004VP6XBK)