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.

Sungkyunkwan University
Skills you'll gain: Regression Analysis, Predictive Analytics, Predictive Modeling, Investment Management, Risk Analysis, Investments, R Programming, Machine Learning, Statistical Analysis, Financial Analysis, Logistic Regression, Financial Data, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, User Interface and User Experience (UI/UX) Design, Web Applications, Interactive Design, Animations, Typography, Color Theory, Web Analytics and SEO, Debugging, Data Validation
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Laws, Legal Proceedings, Environmental Regulations, Community and Social Work, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model View Controller, Web Development Tools, Web Applications, JavaScript Frameworks, Data Validation, Javascript, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Macquarie University
Skills you'll gain: Cyber Governance, Law, Regulation, and Compliance, Security Strategy, Culture Transformation, Enterprise Security, Cyber Operations, Communication, Organizational Change, Strategic Communication, Performance Reporting, Business Risk Management, Business Leadership, Organizational Leadership, Leadership, Dashboard
Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Data Preprocessing, AWS SageMaker, Model Evaluation, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, Predictive Modeling, Machine Learning, Supervised Learning, Data Transformation, Unsupervised Learning, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Unix Shell, Unix Commands, Unix, Linux, File Management, File Systems, File I/O, Systems Architecture, Computer Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Computer Programming, Computational Thinking, Theoretical Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Legal Technology, Document Management, AI Product Strategy, Generative AI, AI Enablement, AI Workflows, Compliance Management, Contract Management, Prompt Engineering, Automation, Contract Review, Quality Assurance, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Google Ads, Pay Per Click Advertising, Search Engine Marketing, Campaign Management, Digital Advertising, Registration, Marketing, Keyword Research, Advertising, Digital Marketing, Test Planning
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Infrastructure Security, Communication Systems, Wireless Networks, Cloud Computing Architecture, Network Architecture, General Networking, Network Infrastructure, Hardware Architecture, Distributed Computing, Information Privacy
Beginner · Course · 1 - 4 Weeks