Organization URL http://www.gvsu.edu/ Projects Further Development and Testing of the Target Inquiry Model for Middle and High School Science Teacher Professional Development (Collaborative Research: Yezierski) Further Development and Testing of the Target Inquiry Model for Middle and High School Science Teacher Professional Development (Collaborative Research: Herrington) Target Inquiry: Investigating the Teacher and Student Effects of a New Model in Chemistry Teacher Professional Development Cluster Randomized Trial of the Efficacy of Early Childhood Science Education for Low-Income Children Location MI United States