Courses from 1000+ universities
17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.
600 Free Google Certifications
Computer Science
Artificial Intelligence
Digital Skills
Introduction to HTML5
Rome: A Virtual Tour of the Ancient City
The Modern World, Part One: Global History from 1760 to 1910
Organize and share your learning with Class Central Lists.
View our Lists Showcase
XuetangX is an open online learning platform for Chinese students. It offers massive courses in multiple disciplines, with a mission to build an affordable, quality learning environment for everyone.
Master the foundational movements and principles of Taiji through eight methods and five steps, focusing on slow, gentle movements that promote physical and mental well-being for beginners.
Discover the ancient art of dragon dance, exploring Chinese cultural heritage while mastering traditional movements, formations, and physical techniques that blend athleticism with cultural expression.
Master advanced inline skating techniques, from speed skating and freestyle moves to ice skating adaptation. Comprehensive training covers equipment, land exercises, towing techniques, and performance skills for both recreational and competitive skating.
掌握心理援助热线的专业技能,学习如何为疫情期间的高校师生提供有效的心理支持和危机干预服务。
Master the breaststroke swimming technique through comprehensive training, from water familiarization to advanced skills, including breathing coordination, proper form, and strength training for improved performance.
Gain insights into laboratory animal science, covering standardization, facilities, disease models, welfare, safety protocols, and essential surgical techniques for research applications.
掌握光与生物组织相互作用原理,学习光谱学、显微成像、光学相干断层扫描等先进技术,为生物医学研究和临床应用奠定坚实基础。
掌握半导体器件、放大电路、功率放大、运算放大器等模拟电子技术基础知识,培养电路分析设计能力,为电子技术专业学习奠定坚实基础。
通过课程学习发射技术的基本理论及其在飞行器发射中的应用,使学生掌握发射气体动力学、弹射内弹道学及发射动力学的基础知识,掌握分析方法,为从事相关领域科研打下基础。
介绍前沿的基于正念的心理健康促进方法,包括正念认知疗法、辩证行为疗法、接纳与承诺疗法。理论与实践相结合,帮助学员掌握正念练习的方法、理念,增进身心健康的水平。
北京理工大学研究生光电成像公开课,覆盖红外、偏振等核心理论与自动驾驶、医疗等多领域应用,助学习者掌握技术原理、提升实践能力,为相关研究与工程实践筑牢基础。
探索智能电子系统的设计与实践,掌握传感器原理、电子元器件应用及仿真开发平台,为电子信息技术领域打下坚实基础。
展开化工设计学习的学员务必先知,本课程视频内容虽然简短易学,但是后面的实例繁多。如果学而不时时习之,就会有化工设计的规矩森严,瓶颈坚固之感。如果按部就班,勤加练习,就会受益良多。
Explore the core principles of political science, covering state theory, power dynamics, party systems, democratic models, justice theories, Chinese governance, and traditional political thought.
本课程是博士研究生思想政治理论课必修课程。学习本课程是要进一步深化对中国特色社会主义理论体系的学习和掌握,进一步提高运用这一科学理论体系分析和理解当代中国和世界重大问题的能力。
Get personalized course recommendations, track subjects and courses with reminders, and more.