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.

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Electrical Systems, Electrical Power, Basic Electrical Systems, HVAC, Energy and Utilities, Semiconductors, Cost Benefit Analysis, Sustainable Technologies, Return On Investment, System Configuration
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Concision, Public Speaking, Persuasive Communication, Cultural Responsiveness, Business Research, Non-Verbal Communication, Professionalism, Negotiation
Mixed · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Mechanics, Torque (Physics), Physics, Problem Solving, Mechanical Engineering, Engineering Calculations, Calculus, Engineering Analysis, Graphing, Physical Science, Mathematical Modeling, Algebra, Applied Mathematics, Geometry, Trigonometry
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Servers, Computer Security, System Configuration, Encryption
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Geospatial Mapping, Database Management Systems, Big Data, Apache Hadoop, PostgreSQL, Network Analysis
Intermediate · Course · 1 - 3 Months

Keller Williams
Skills you'll gain: Lead Generation, Real Estate, Real Estate Sales, Property and Real Estate, Customer Relationship Building, Database Management, Sales Process, Client Services, Sales Prospecting, Prioritization, Goal Setting, Market Data, Market Analysis, Calendar Management, Market Trend, Compensation Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Data Processing, Databases, Database Systems, Data Storage, Database Management, Relational Databases, Query Languages, NoSQL, Transaction Processing, Data Management, Cloud Computing, Data Analysis, Unstructured Data, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

The World Bank Group
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Interactive Learning, Environmental Issue, Sustainable Development, Social Impact, Environment, Environmental Policy, Natural Resource Management, Environmental Science, Energy and Utilities, Water Resource Management, Scientific Methods, Policy Analysis, Cooperation, Collaboration
Beginner · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Theoretical Computer Science, Combinatorics, Algorithms, Graph Theory, Computational Thinking, Mathematical Modeling, Probability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Safety Standards, Biology, Personal Care, Regulatory Compliance, Chemistry, Microbiology, Materials science, World History, Product Development, Consumer Behaviour
Beginner · Course · 1 - 3 Months