AKL Jumbo House x1
AKL Kidani Village x3
Boulder Ridge x1
Beach Club x1
Boardwalk x2
Riviera x1
Saratoga Springs x3
Old Key West x2
Art of Animation x1
Pop Century x1
You are correct. We also tried to reserve on a Tuesday for our upcoming trip in late April and could not. It is open Wednesday through Sunday for now.
Here is the conformation from the Plan Disney site...