TH is slow. It'll take at least a year to get through the whole program.
Fixing his vision might not help his behaviour at school - but it's necessary to fix that bit of his brain before you can fix the bit of his brain which deals with emotions and stuff.
(Although if reading was tiring or painful, then fixing that will help with his behaviour at school.)
Robin says you have to get the foundations of the house down before the walls, and you have to get the walls down before the roof.
Unfortunately the real Aspie problems are in the pre-frontal cortex which is the last thing to be fixed (I think)
We've been going since Nov, and are still up to exercises for balancing the left and right hemisphere. We have not got up to fine motor skills, memory, slow processing, or social / emotional problems, which are the bits I'm desperate to get up to.
Although the VT does fix a little bit of the brain. Did you get HTS with the red/blue glasses? Or eye tracking?