DragonflyTV is a PBS children's television series that features science activities for children. Topics include body and brain, earth and space, matter and motion, living things and technology and invention. In the earth and science series, host Eric Artell discusses topics such as baby dinosaurs, caves, forecasting and earthquakes. Matter and motion episodes investigate light and color, kites and hockey. The subjects of the living things episodes include butterfly wings, biodiversity, animal scents and gecko feet.moreless