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A Simplilearn Certificate Goes on LinkedIn Each Minute; Here’s How Krishna Kumar Built It From a Blog

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.

Class Central Team Jun 22, 2026

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工程经济学


本课程是为工程管理研究生开设的一门专业课程，旨在培养学生能够运用工程经济分析的思想和方法，解决项目前期投资决策、工程实践等工程问题以及日常生活中的实际问题。
- XuetangX
- Self-Paced
- Free Online Course
化工工程制图


Master essential chemical engineering drawing skills, from basic drafting principles to complex equipment layouts and process flow diagrams. Develop spatial visualization abilities and learn industry-standard technical drawing conventions.
- XuetangX
- Self-Paced
- Free Online Course
材料与化工伦理


Delve into the ethical dimensions of materials science and chemical engineering, covering responsibility, environmental impact, professional conduct, laboratory safety, and research integrity.
- XuetangX
- Self-Paced
- Free Online Course
有机波谱解析


本课程主要讲授有机分子结构鉴定的分析方法。主要介绍如何通过质谱、红外、紫外和核磁确定有机分子结构的思路和方法，是从事有机化学领域相关科学研究必备的一门课程。
- XuetangX
- Self-Paced
- Free Online Course
仪器分析


Master 仪器分析基础理论和前沿技术，涵盖光谱、电化学和色谱分析方法，培养专业分析能力，提升实验操作技能，紧跟学科发展趋势。
- XuetangX
- Self-Paced
- Free Online Course
工程制图


Dive into engineering drawing fundamentals, from basic sketching to complex assembly drawings, mastering technical communication and precision design skills for manufacturing applications.
- XuetangX
- Self-Paced
- Free Online Course
阻燃高分子材料


探索高分子材料阻燃科学的基础理论与应用，掌握燃烧机理、阻燃剂使用及评价方法，培养火安全意识，提升材料研发能力。
- XuetangX
- Self-Paced
- Free Online Course
设备状态监测与故障诊断


掌握设备状态监测与故障诊断的核心理论和实践技能，从机械振动基础到智能诊断方法，全面提升设备维护和问题排查能力。
- XuetangX
- Self-Paced
- Free Online Course
人工智能原理


Dive into 人工智能的基础理论和实践应用，从机器学习到自然语言处理，掌握前沿技术并探索跨领域应用场景，建立完整的AI知识体系。
- XuetangX
- Self-Paced
- Free Online Course
现代汉语（1）

Master the fundamentals of Modern Chinese through comprehensive study of phonetics, vocabulary, and characters, focusing on Mandarin pronunciation, writing techniques, and semantic relationships.
- XuetangX
- Self-Paced
- Free Online Course
高等学术论文写作


Master essential academic writing skills for research papers in Chinese and English, covering literature research, paper structure, data presentation, submission processes, and publication ethics.
- XuetangX
- Self-Paced
- Free Online Course
应用语言学


Master 应用语言学的核心理论与实践，涵盖第二语言习得、社会语言学、语言规划、语料库分析和语言测试等领域，培养语言教学和研究的专业能力。
- XuetangX
- Self-Paced
- Free Online Course
教学调查与分析


通过本课程的学习，学习者能够分析和认识中国汉语教学调查的具体情况和汉语教学调查问题；熟练掌握汉语教学调查调查的基本方法；独立设计研究方案和主持汉语教学调查。
- XuetangX
- Self-Paced
- Free Online Course
高聚物加工流变学


循序渐进系统地介绍高聚物流变学的基本概念、流变物料函数、本构方程及流变学测量的基本理论，为应用流变学原理分析聚合物加工过程、设计材料流变实验及定量计算奠定科学基础和培养专业素养。
- XuetangX
- Self-Paced
- Free Online Course
拉丁舞学堂


Discover the art of Latin dance through expert instruction on Rumba and Cha-cha techniques, focusing on hip movements, dance history, and cultural understanding, all while developing professional teaching skills.
- XuetangX
- Self-Paced
- Free Online Course

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