ScienceWorks for Kids Series books Grades 1-3 Evan-Moor 3 Teaching Books with hands-on activities, step-by-step lessons, projects and resources for science Three books included are: Exploring Space Animals with Backbones Habitats Books are preowned. Good condition. Pages are clean, no writing. Good for teachers, science groups, homeschool #paperback#science#scienceworks#teacher#classroom#teaching#educational#homeschool