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.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Energy and Utilities, Chemical Engineering, Chemistry, Process Engineering, Mechanical Engineering, Environmental Engineering, Oil and Gas, Sustainable Engineering, Engineering Calculations, Physical Science, Mathematical Modeling
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Studies, Social Sciences, Sociology, Anthropology, Media and Communications, Cultural Diversity, Environment and Resource Management
Beginner · 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

Arizona State University
Skills you'll gain: Engineering Design Process, Prototyping, Engineering Drawings, Product Design, Product Development, Hardware Design, Research and Design, 3D Modeling, Mockups, Industrial Design, Development Testing, Computer-Aided Design, Usability Testing, Design Specifications, Manufacturing Processes, Cost Estimation, Materials science, Ideation, Mechanical Engineering, User Feedback
Beginner · Specialization · 1 - 3 Months

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

Tel Aviv University
Skills you'll gain: Economics, Economics, Policy, and Social Studies, Tax, Economic Development, Social Justice, Socioeconomics, Public Policies, Sustainable Development, Tax Management, Policy Analysis, Income Tax, Market Analysis
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Development Environment, Web Development, Front-End Web Development, User Interface (UI), Interactive Design, GitHub
Beginner · Course · 3 - 6 Months

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
University of Illinois Urbana-Champaign
Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Applied Machine Learning, Deep Learning, Responsible AI, Machine Learning Methods, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Artificial Neural Networks, Convolutional Neural Networks, Regression Analysis, Classification Algorithms, Business Ethics, Governance
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: World History, Cultural Diversity, Social Justice, European History, Social Impact, Political Sciences, Ethical Standards And Conduct
Mixed · Course · 1 - 3 Months

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

University of California, Davis
Skills you'll gain: ArcGIS, Data Storytelling, Spatial Data Analysis, Data Presentation, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Heat Maps, Data Visualization Software, Network Analysis, Data Manipulation
Intermediate · Course · 1 - 4 Weeks