Instructor is the resource for fresh teaching insight and time saving tips that teachers of grade levels K through 8 have relied on for more than a century. With features on professional development, think-pieces on critical education issues, scores of teaching units/workshops, lessons, standards-based learning activities, reproducibles, classroom posters, page after page of hands-on activities, reviews of new children's literature and teaching strategies, Instructor is a must-have for serious grade-school teachers.