All you do with the pay phone is answer when it rings (to receive your flying power). The phone will only ring when you have defeated the first 5 super villains, as indicated on your Super Hero ID Card.
(see related question)
The island after Super Power Island was Spy Island.
No, there is no "super strength" on super power island glad to help :D
The subway is Downtown on Super Power Island.
There are no cheats in super power Island.
Go as far as you can to your right in Super Power Island.
LevitatingIn Early Poptropica Island, you can use the Jet Pack to fly. When you're flying, hold the left mouse button with the arrow on your character. In Super Power Island, use your flying power if you have it to fly. Do the same steps you'd do in Early Poptropica Island in Super Power Island.
Yes, that is how I completed super power island!
you can't get speed on super power island
There are 6 villains to defeat on Super Power Island.
The force shield is not an item on Super Power Island
Spy Island
he doesnt have a super power but hes the strongest