First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Skills you'll gain: Computer Programming, Programming Principles, Data Import/Export, Data Structures, Integrated Development Environments, Python Programming, Computer Science
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: PySpark, Databricks, Data Pipelines, Apache Spark, MLOps (Machine Learning Operations), Apache Hadoop, Big Data, Data Warehousing, Data Quality, Data Integration, Data Processing, Database Architecture and Administration, DevOps, Distributed Computing, Data Transformation, SQL, Python Programming
Advanced · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Cell Biology, Physiology, Immunology, Biochemistry, Pathology, Endocrinology, Pharmacology, Molecular Biology, Chronic Diseases, Oncology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe XD, Prototyping, User Experience Design, Usability Testing, UI/UX Research, Figma (Design Software), Presentations, Responsive Web Design, Information Architecture, User Story, Storyboarding, User Research, Design, User Interface and User Experience (UI/UX) Design, Web Design, Persona (User Experience), User Centered Design, Data Ethics, Design Reviews, Usability
Beginner · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Google Cloud Platform, Model Deployment, Cloud Applications, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Microsoft Azure, Computer Vision, Application Programming Interface (API), Natural Language Processing, Flask (Web Framework)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Product Strategy, Generative AI, Risk Analysis, Risk Mitigation, Strategic Thinking, IBM Cloud, AI Enablement, Brainstorming, LLM Application, New Business Development, Business Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Public Speaking, Data Visualization, Microsoft Office, Concision, Communication, Business Writing, Business Strategy
Intermediate · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Grammar
Intermediate · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Culture, Social Sciences, Liberal Arts, World History, Ancient History, Research, Political Sciences, Psychology, Economics, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Commercialization, Customer Insights, Product Improvement, Product Lifecycle Management, Feasibility Studies, Industrial Design, Manufacturing Standards, Ideation, Compliance Management, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mindfulness, Teaching, Self-Awareness, Classroom Management, Empathy & Emotional Intelligence, Social Studies, Storytelling, Adult Education, Parent Communication, Resilience, Cultural Responsiveness, Stress Management, Emotional Intelligence, Community Development, Collaboration, Liberal Arts
Advanced · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, OpenAI, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Artificial Intelligence, Model Evaluation, Responsible AI, AI Security, Decision Making
Beginner · Course · 1 - 3 Months