In this captivating classroom supplement, students examine atoms, the building blocks of nature! Topics covered include matter, atomic structure, electrons, Mendeleyev, the periodic table, elements, compounds, solutions, mixtures, and more! Information is presented in fascinating passages and reinforced with a variety of activities. A complete answer key is also included. --Mark Twain Media Publishing Company specializes in providing captivating, supplemental books and decorative resources to complement middle- and upper-grade classrooms. Designed by leading educators, the product line covers a range of subjects including mathematics, sciences, language arts, social studies, history, government, fine arts, and character. Mark Twain Media also provides innovative classroom solutions for bulletin boards and interactive whiteboards. Since 1977, Mark Twain Media has remained a reliable source for a wide variety of engaging classroom resources.