Audience: Students; Grades: 6-12; Subject Areas: Science. (2000) Explores the diversity of the plant world and explains what makes a plant a plant. Identifies the early history and origins of plants and highlights the defining characteristics of non-vascular and vascular plants. Discusses bryophytes, spore-producing plants, gymnosperms, and angiosperms. Includes a ten-question video quiz. For the teacher's guide go to: https://drive.google.com/folderview?id=0B9ZT7PYcIjLfa2FaODVtbElIZzQ&usp=sharing