Sharon Duke Estroff is founder and creator of the Challenge Island, a STEAM program created for children's education and enrichment to teach twenty-first-century skills through project-based learning. Sharon is also an author and an award-winning elementary school teacher, parenting and education expert, speaker, and freelance writer with work published in numerous publications, including Scholastic, Parent and Child, Woman's Day, and Good Housekeeping magazines. She continues her passion in children's education and running the Challenge Island program from her home in Atlanta, Georgia.