Georgia State University
Georgia State University: Hyper Physics: Red Giants
Describes the red giant star's development stages and the scenario of our sun as a red giant. Diagrams are used to present the information.
CK-12 Foundation
Ck 12: Earth Science: Life Cycle and Classification of Stars Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about types of stars and he life cycle of a star. Includes a few questions to check for understanding.