I suggest you give her a work partner, just so she can make some friends. And be kind an considerate. And about the amount of jobs, ask her what she would like.
2 or 3 projects at one time. This gives you a chance to review her work and correct mistakes. She will have time to adjust to the work and learn what you expect from her.
give her jobs in 2s or 3s its less overwhelming which will make for a happier employee which will make for a better job done 9x out 10
you need to do her man