NOVA is the highest rated science series on US television and the most watched documentary series on public TV. It is also one of television's most acclaimed series, having won every major television award, most of them many times over. NOVA Teachers offers several teacher resources, among them NOVA's Classroom-Based Interactives. Designed for use in the classroom, these Interactives provide students the opportunity to build a deep understanding of the featured science concept. Each Interactive is accompanied by a background essay, student handouts, and teacher notes.