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 Illinois Urbana-Champaign
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Mahout, Distributed Computing, Data Storage, Data Processing, NoSQL, Apache Kafka, Cloud Computing, Real Time Data, Databases, Analytics, Deep Learning, Scalability, Machine Learning Algorithms, Graph Theory, Machine Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Simulation and Simulation Software, Simulations, Engineering Design Process, Finite Element Methods, Engineering Analysis, Hydraulics, Cloud-Based Integration, Verification And Validation, Mathematical Modeling
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner · Specialization · 3 - 6 Months

Tel Aviv University
Skills you'll gain: Social Justice, Economics, Policy, and Social Studies, Socioeconomics, Tax, Economics, Sustainable Development, Ethical Standards And Conduct, Policy Analysis, Technology Strategies
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Encryption, Authentications, Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Database Design, SQL, Database Architecture and Administration, Stored Procedure, Database Management, Data Management, Network Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Social Sciences, Graph Theory, Statistical Visualization, Data Manipulation, Data Visualization, Data Analysis, Predictive Analytics, Simulations
Beginner · Course · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Cloud Computing, Cloud Services, Cloud Computing Architecture, Change Management, Organizational Change, Service Level Agreement, Stakeholder Engagement, Business Transformation, Workforce Planning, Contract Management, Governance, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Electronics, Electronic Components, Electrical Engineering, Materials science, Chemistry
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Clinical Leadership, Nursing Administration, Nursing Management, Leadership, Nursing, Health Informatics, Informatics, Health Care, Innovation, General Networking
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Concision, Verbal Communication Skills, Public Speaking, Storytelling, Interviewing Skills, Personal Attributes, Professional Networking, Professional Development, Business Writing, Communication, Gmail
Beginner · Guided Project · Less Than 2 Hours