Will you consider Okamura? We are still struggling to make decision as it's quite expensive. At first glance, I thought tilt design is good but after all, I started believe it's not necessary & not practical at all. Also, the tilt desktop create potential 家居危險 for kids finger. You may refer Okamura at:
http://www.tavolo-inc.com
Wow, a set of desk & chair costs 86xx Do you know how much is the chair alone? I'm now considering a cheap IKEA desk (with adjustable heights) + the chair you suggested.