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.

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), File Management, Web Design, Front-End Web Development, Web Development
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Self-Awareness, Personal Development, Emotional Intelligence, Time Management, Decision Making, Engineering Management, Cognitive flexibility, Leadership, Critical Thinking, Psychology, Adaptability
Build toward a degree
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Social Justice, Social Work, Pedagogy, Community and Social Work, Child Development, Community Development, Childhood Education and Development, Creativity, Education and Training, Cultural Diversity, Working With Children, Family Support, Rapport Building, Case Studies, Discussion Facilitation
Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Environmental Policy, Economics, Climate Change Mitigation, Cost Benefit Analysis, Policy Analysis, Environmental Regulations, Market Analysis, Financial Market, Tax, Financial Trading, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Cloud Services, Legal Risk, Cloud Computing, Intellectual Property, Contract Negotiation, Cloud Security, Contract Review, Law, Regulation, and Compliance, Service Level Agreement, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Mobile Security, Cybersecurity, Cloud Engineering, Telecommunications, General Networking, Technology Roadmaps, Artificial Intelligence and Machine Learning (AI/ML), Automation, Technology Strategies, Cloud Computing
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Software Development Tools, Embedded Systems, Prototyping, Linux, Operating Systems, Peripheral Devices, Command-Line Interface, Computer Hardware
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electrical Engineering, electromagnetics, Simulation and Simulation Software, Design Software, Image Analysis, Engineering Analysis, Numerical Analysis, System Design and Implementation, Applied Mathematics, Physics
Build toward a degree
Advanced · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Civil Engineering, Engineering Analysis, Engineering Design Process, Mechanics, Materials science
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Scatter Plots, Microsoft Excel, Probability & Statistics, Statistics, Data Import/Export, Data Analysis
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages
Advanced · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Data Presentation, Application Development, Data Sharing, UI Components, Application Deployment
Mixed · Course · 1 - 4 Weeks