Originally Posted by Portia
How fast does he want to go? Follow his lead. I do not like putting limits on children. What I have found with mine is that the growth is significant, but in spurts. You may have a few months in which a few years is consumed. But then that information is applied broadly for a while. Then the next huge spurt.

YMMV

This is exactly how my DS has tended to progress--and across virtually all subjects.

What is to give light must endure burning.