Sandy Cappelli is a first grade teacher at Horgan Elementary School in West Warwick, Rhode Island. She has been teaching for 27 years and is a Rhode Island Federation of Teachers NGSS facilitator and AFT Thinking Math K-2 Trainer. She is also a Lead teacher in her district and Peer Evaluator. Sandy is a member of Teaching Channel’s Tch Next Gen Science Squad. Connect with Sandy on Twitter: @scappelli3.