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.

University of Geneva
Skills you'll gain: Health Care Procedure and Regulation, Public Health and Disease Prevention, Public Health, Infectious Diseases, Environment Health And Safety, Health Policy, Infection Control, Health Equity, Epidemiology, Health Systems, International Relations, Public Safety and National Security, Emergency Response, Health Assessment, Economics, Policy, and Social Studies, Governance
★ 4.7 (106) · Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, Generative AI Agents, Prompt Patterns, Agentic Workflows, Generative Model Architectures, Multimodal Prompts, AI literacy, LLM Application, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Model Evaluation, Responsible AI, Decision Making
★ 4.8 (106) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Infrastructure Architecture, Cloud Computing, Cloud Solutions, Cloud Hosting, Cost Reduction, Cost Management, Network Architecture, Database Management, Authorization (Computing), Operational Databases, Network Planning And Design, Load Balancing, Virtual Private Networks (VPN), Technical Support, Resource Management, Customer Support, Configuration Management
★ 4.4 (134) · Beginner · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Geographic Information Systems, GIS Software, Geospatial Information and Technology, Spatial Data Analysis, Spatial Analysis, NoSQL, Data Modeling, Database Design, Data Store, Databases, Data Storage Technologies, Database Systems, SQL, Data Storage, Query Languages, Relational Databases
★ 3.5 (99) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Product Requirements, Prototyping, Systems Analysis, Business Analysis Tools, User Research, Stakeholder Analysis, System Requirements, Stakeholder Engagement, Knowledge Transfer, Prioritization
★ 4.5 (122) · Beginner · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Drafting and Engineering Design, 3D Modeling, Mechanical Engineering
★ 4.7 (118) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Immunology, Infectious Diseases, Public Health and Disease Prevention, Preventative Care, Biological Engineering, Public Health, Oncology, Molecular Biology, Microbiology, Pharmaceuticals, Drug Development, Pharmacology, Medical Science and Research, Precision Medicine
★ 4.8 (117) · Mixed · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Qualitative Research, Research Design, Science and Research, Report Writing, Research Reports, Scientific Methods, Research, Research Methodologies, Social Sciences, Data Analysis Software, Case Studies
★ 4.8 (163) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Global Marketing, Staff Management, People Management, Culture, Cultural Diversity, Cultural Responsiveness, Intercultural Competence, Team Management, Cultural Sensitivity, B2B Sales, Target Market, Business Management, Diversity Marketing, Human Resources, Human Resource Strategy, Human Resources Management and Planning, Marketing, Organizational Strategy, Strategic Marketing, Marketing Management
★ 4.8 (125) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: System Programming, Visual Basic (Programming Language), System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Automation, Cloud Computing, Artificial Intelligence, Debugging
★ 4.6 (114) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, AI Integrations, Git (Version Control System), Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
★ 4.6 (143) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Cloud Engineering, Cloud-Native Computing, Software Engineering, Cloud Development, Distributed Computing, Cloud Storage, Engineering Software, Extract, Transform, Load, Google Cloud Platform, Software Engineering Tools, Big Data, Software Development, Cloud Computing, Serverless Computing, Data Infrastructure, Cloud Technologies, Cloud Services, Cloud Solutions, Data Pipelines, Command-Line Interface
★ 4.1 (92) · Intermediate · Course · 1 - 4 Weeks