Coursepress courses in Marketpress shop not going to Coursepress pages

Hey there, client found another site bug and this thing needs to go live early next week, help asap please!

If you go to this all products marketpress shopping page:

And click on any of these three coursepress classes: craft show success, home artisan bar, sketchbook adventures, it takes user to a marketpress single product page like this:

instead of these coursepress buy pages:

How do we fix this please?