A growing movement of Americans wants to replace Andrew Jackson on the $20 bill with the face of a woman. Now a group of students is joining the “Woman on 20s” Campaign after their class project turned into a passion, The Des Moines Register reported. Fifth-graders at John Rogers Elementary School in Seattle are putting their two cents in on the national movement, which proposes one of 16 worthy female candidates to replace Jackson on the $20 bill.