Sharon Duke Estroff is an award-winning educator and author of "Can I Have a Cell Phone for Hanukkah? (Random House, 2007). Her parenting articles appear in over 100 publications including Scholastic Parent and Child, Parents, Good Housekeeping, and Woman's Day. She is a parenting blogger for Huffington Post. Sharon is the creator of CHALLENGE ISLAND enrichment classes, camps, and birthday parties which provide imagination-fueled learning adventures to children while fostering their critical and creative thinking skills.