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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.

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美育（一）大学生艺术鉴赏（音乐篇）

Explore music appreciation through ten core modules covering Chinese folk songs, symphonies, opera, world music, and more, cultivating aesthetic sensibility and cultural confidence.
- XuetangX
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- Free Online Course
城市建设与发展研究前沿


Explore urban development theories, management systems, and cutting-edge practices including smart cities, low-carbon initiatives, resilient infrastructure, and sponge city concepts.
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电机与拖动


掌握交直流电机原理、运行特性及电力拖动系统分析方法，培养电机选择、参数计算和工程问题解决能力，为自动化和电气工程领域工作奠定基础。
- XuetangX
- Self-Paced
- Free Online Course
计算机组织与结构


Explore computer organization and architecture, covering data representation, assembly-level design, memory systems, I/O, CPU structure, buses, and parallel processing including pipelines and multi-core CPUs.
- XuetangX
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妇产科学


探索妇产科学核心知识，涵盖女性生殖解剖、妊娠生理、分娩处理及妇科疾病，培养临床诊疗思维与决策能力，为临床实习奠定专业基础。
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- Self-Paced
- Free Online Course
水生生物学


探索水生生物的形态分类、生态功能与研究方法，掌握浮游植物、浮游动物、底栖动物及水生植物的核心特征，为水产与环境保护实践奠定基础。
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女子防身术


Master practical self-defense techniques designed for women. Build safety awareness, learn simple yet effective moves, and gain skills to escape dangerous situations quickly.
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现代化学与中学化学


Explore the integration of modern chemistry frontiers with middle school teaching, enhancing pedagogical innovation, core competencies, and professional growth for chemistry educators.
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- Free Online Course
非饱和土力学基本原理


掌握非饱和土力学基本原理，包括土-水特征曲线、物理指标、状态变量、水力特性和变形特性，融合丰富工程实践经验，为研究生和工程人员构建完整理论体系。
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光波通信理论与系统


光波通信理论与系统是一门探索光波通信原理、技术及其系统应用的课程。旨在帮助学员全面理解光波通信基本概念、传输原理、系统构成以及关键技术，培养学员解决实际问题能力。
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内分泌与代谢病学


掌握内分泌与代谢病学核心知识，深入学习甲状腺疾病、糖尿病、肥胖症等常见病症的发病机制、临床表现及诊疗方法，提升疾病诊断能力，为临床医学实践奠定坚实基础。
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围手术期医学


《围手术期医学》是临床医学的重要组成部分，在保障手术顺利实施和患者生命安全等方面取到关键作用，是临床医学类专业研究生必须掌握的专业主干课程。
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医学统计学


医学统计学为数据的收集、分析、呈现和解释提供了有力的研究工具和解决方案，在医学研究中发挥着重要的作用，并在医学专业研究生课程体系中处于基础性地位并发挥关键作用。
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眼科学诊疗进展


掌握眼科学历史发展脉络，深入学习眼表、角膜、晶状体等疾病的最新诊疗指南与前沿进展，为眼科研究生提供全面的专业知识体系和临床实践基础。
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口腔组织病理学


Delve into oral tissue pathology for graduate students, covering epithelial diseases, salivary gland pathology, developmental defects, odontogenic tumors and cysts, plus clinical case analysis.
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