Discovery Science Growing and Changing Author:Robert A. Williams, David A. Winnett, Robert E. Rockwell, Elizabeth A. Sherwood, Robert Rockwell, Elizabeth Sherwood, Robert Williams David A Winnett Children are full of questions, and this innovative series encourages them to find the answers by getting their hands into scientific explorations. Adding exciting and eye-opening discoveries to any science curriculum, this developmental approach guides children in acquiring the skills of inquiry. Four units for each grade level provide activiti... more »es that help students build investigative and emerging literacy and math skills as they complete easy-to-do experiments and tasks. Grade 2« less