Not being there yet, I am just going to suggest a few things not yet mentioned in here - feel free to gently point out the errors etc so I can remember for when our turn comes laugh

Have you tried the Life of Fred Pre-Calc/Calc and Trig/Geometry books?
Is there not an online EPGY course for this perhaps?





Mom to 3 gorgeous boys: Aiden (8), Nathan (7) and Dylan (4)