Dollar Bank has a savings account that pays 2% on the first $20,000. You have to have a connected checking account with 6 transactions a month on the checking. You can do all the transactions online but you may have to be in a state where Dollar Bank has branches.
FreeMONEY Savings Account from Dollar Bank in Pittsburgh and Cleveland
Start an application to see if your your parents' location will work.
We got a promo ad in the mail about this that offered a Lowes gift card if you came into a branch. I went and checked it out and opened the accounts. The stickler is that we only pay 7 bills a month and I had to move 6 of them to Dollar Bank. But once I changed everything it all works flawlessly.