A reward chart and treasure box worked for my daughter.
I used bribery quite honestly. If you pee you get an m&m, if you poop, you get 4 lol. Stay consistent!! It's hard but worth it! My daughter turns 3 in june and she only wears pullups at night.
Get a small sink and make sure it's their level. Let them have somewhat independence with the little things and teach how to wipe between 2 balloons
Is she showing signs of readiness?
Books related to potty and role play
Try every 10 to 15 minutes after the first 30 mins. This is what we did at work for kids who were toilet training