If you have a handicap is there any assistance? Can you park hop with a scooter?

Yes

They are very helpful. Many of the rides can accommodate your scooter. Park hopping is no problem. Disney is by far the the most accommodating for people with different abilities.

Yes scooters for rent you an park. Hop disney is great

And you can park hop with a scooter. You can also rent a scooter from ScooterBug. They will deliver the scooter to your hotel. It is convenient if you are staying on property.

Yes, there are scooters available at the front of the parks.

Yes if you don't have your own they have scooters available