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.

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Data Integration, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Software Documentation, Java Programming, Java, Computer Programming, Programming Principles, Computational Thinking, Computer Science
Intermediate · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Business Modeling, Video Production, Entrepreneurship, FinTech, Business Planning, Business Strategy, Presentations, Financial Regulations, Value Propositions, Innovation, Brainstorming, Market Opportunities, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Cloud Storage, Data Storage, Identity and Access Management, Cloud Management, Data Management, Data Security, Data Governance, Data Encryption Standard, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Graphical Tools, Computer Graphics, Animation and Game Design, File Management, Content Management, User Interface (UI)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Ethics, Data Preprocessing, Technical Management, Model Evaluation, MLOps (Machine Learning Operations), Applied Machine Learning, Machine Learning, Performance Reporting, Predictive Analytics, Fraud detection, Business Leadership, Strategic Leadership, Data Science
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Business Economics, Market Dynamics, Economics, Game Theory, Supply And Demand, Operating Cost, Cost Benefit Analysis, Market Analysis, Consumer Behaviour, Policty Analysis, Research, and Development, Decision Making
Beginner · Course · 1 - 3 Months
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Infrastructure As A Service (IaaS), Cloud Infrastructure, Amazon Web Services, Amazon Elastic Compute Cloud, Infrastructure Architecture, Cloud Management, Program Development, Programming Principles, Cloud Platforms, Data Security, Version Control, File Management
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Community Mental Health Services, Mental Health, Mental and Behavioral Health, Community Health, Cultural Diversity, Crisis Intervention, Social Determinants Of Health, Diversity Awareness, Substance Abuse, Cultural Responsiveness, Motivational Interviewing, Behavioral Health, First Aid, Health Equity, Patient Education And Counseling, Health Care
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Digital Transformation, Business Transformation, Operational Excellence, Innovation, Operational Efficiency, Customer experience strategy (CX), Technology Strategies, Strategic Leadership, Data-Driven Decision-Making, Business Leadership, Organizational Strategy, Business Strategy, Risk Management, Change Management, Emerging Technologies, Governance
Build toward a degree
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Development Testing, Software Testing, Testability, Java, Test Case
Intermediate · Course · 1 - 4 Weeks