Would he consent to something like this, where an adult is providing all the balance and steering at first? That's how our anxious kid got the hang of it.

http://www.amazon.com/Trail-Gator-Child-Bike-Tow-Bar/dp/B000QHCWIK

DeeDee

Edited to add: have you had his vision checked? Some vision issues make it very hard to ride a bike...

Last edited by DeeDee; 06/04/11 07:33 PM. Reason: added a thought