Sora has eBooks. Search for a book about your person. You will have to 'Borrow' it. Your source is the title and author of the book you read from Sora.
Make sure you've added the public library and NC Kids Digital Library to have access to the most books. More information about Sora is here
Britannica School is from NCWiseOwl. Click on Britannica School when you go to this website. To use at home you will need a password, ask Ms. Wendy or your teachers. Search for the person you are researching.