WELCOME to NOVA's Classroom-Based Interactives. Designed for use in the classroom, these Interactives provide your 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.
Bones of Contention
Do the work of scientists and use a database to classify actual fossil records of human ancestors and related species.
Learn the mechanisms that determine how genetic mutations influence an organism's development.
Funding for NOVA is provided by ExxonMobil, Pacific Life, David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and public television viewers.