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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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高分子化学与物理


Master the fundamentals of polymer science, from basic concepts and polymerization reactions to molecular structures and properties. Learn synthesis methods and explore physical characteristics of polymeric materials.
- XuetangX
- Self-Paced
- Free Online Course
循环经济与可持续发展型企业


Explore sustainable business development through circular economy principles, focusing on material flows, environmental management, and innovative enterprise solutions for a greener future.
- XuetangX
- Self-Paced
- Free Online Course
电视艺术创意与实践


Explore the creative landscape of modern television arts, from traditional TV series to emerging digital formats like web dramas and short videos, focusing on narrative innovation and cultural impact.
- XuetangX
- Self-Paced
- Free Online Course
体育教材教法


掌握体育教学方法与课程标准，深入理解各类运动项目教材分析和教学策略，提升教育教学能力，培养卓越体育教师所需的专业素养。
- XuetangX
- Self-Paced
- Free Online Course
金融与投资分析


Discover the fundamentals of finance and investment through comprehensive coverage of financial systems, investment theories, and Chinese market perspectives, from basic concepts to advanced strategies.
- XuetangX
- Self-Paced
- Free Online Course
国际贸易学


本课程是国家级精品课程和国家级精品资源共享课。主讲老师将生动透彻地为您讲述国际贸易理论、政策与规则的发展和演变，使学员在理解课程内容的同时，还可获得愉悦的学习体验和人生启迪。
- XuetangX
- Self-Paced
- Free Online Course
国际服务贸易


通过本课程的学习，你能够了解国际服务贸易的发展现状，通晓国际服务贸易的基本知识，初步接触有关经典理论与新学说，从而把握世界服务贸易的一般运动规律及趋势。
- XuetangX
- Self-Paced
- Free Online Course
高级国际直接投资学


Master the complexities of international direct investment through comprehensive analysis of FDI theories, global business strategies, and multinational corporations' operations in modern economic landscapes.
- XuetangX
- Self-Paced
- Free Online Course
产业生态学 Industrial ecology

产业生态学以人类与自然环境的作用界面—产业系统作为研究对象，借助优化产业系统来协调人类与环境间的关系。本课程为全英文授课并配有中英文双语字幕。
- XuetangX
- Self-Paced
- Free Online Course
生态模拟


掌握生态系统建模的基本理论和实践技能，运用STELLA软件进行系统动力学分析，从捕食者-猎物模型到COVID-19案例，探索复杂生态系统的动态变化和内在机理。
- XuetangX
- Self-Paced
- Free Online Course
运动与减脂塑形


Master scientific exercise techniques and body sculpting principles through comprehensive muscle training, from anatomy fundamentals to targeted workouts for back, abs, and glutes, with practical equipment-based and bodyweight exercises.
- XuetangX
- Self-Paced
- Free Online Course
篮球——基本技术


篮球运动在我国普及率较高，具有锻炼价值高、趣味性浓等特点，是集跑、跳、投于一身的集体对抗性项目。经常从事篮球运动，能有效地促进身体素质的全面发展与身心健康。
- XuetangX
- Self-Paced
- Free Online Course
运动与体能提升


在这门课程里，体能专家将科学、系统地向你介绍心肺功能、肌肉力量与肢体柔韧的锻炼方法与评价方法，相信经过科学、系统的体能锻炼，你定会收获强健的体魄。
- XuetangX
- Self-Paced
- Free Online Course
运动与关节健康


掌握六大关节的结构功能和科学运动方法，学习简便易行的自我检测技巧，提升关节健康水平，改善生活质量。
- XuetangX
- Self-Paced
- Free Online Course
教学论


建国君民，教学为先；立德树人，教学为本。透过千百年来教学思想、实践的纷繁迷雾，本课程致力于揭示教学规律，确立教学价值，优化教学技术，努力探寻教学最本真的世界。
- XuetangX
- Self-Paced
- Free Online Course

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