Cambridge Children's Encyclopedia - Technology Volume

Author: Steven Parker
Publisher:
Publish Date: 2004-05-01
Features: In "The Biology Encyclopedia," when mentioning the reasons for the extinction of dinosaurs, it presents four popular hypotheses in the scientific community in a question-and-answer format, explaining that people still cannot determine the definitive cause. This reflects an objective and scientific attitude, which is crucial in the process of imparting knowledge to students...