There are a large amount of math lessons on this site, specific to critical thinking. I have seen many that speak to the shifts, and in student ownership.
He is married to his favorite person, and loves his three children quite a little bit (aged 8, 13 and 15). He is passionate about authentic learning, technology with purpose, and creating at least one new thing every day. In short, he teaches, and learns. A lot.
Also, he co-founded WouldYouLikeABanana.com with his wife, Kara.
