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.

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Torque (Physics), electromagnetics, Physics, Electrical Systems, Electronics, Electronic Components, Engineering Calculations, Mechanics, Applied Mathematics, Problem Solving, Scientific Visualization, Calculus, Integral Calculus, Differential Equations, Mathematical Modeling
★ 4.7 (269) · Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Systems, Innovation, Environmental Issue, Climate Change Programs, Sustainability Standards, Environment, Socioeconomics, Environment and Resource Management, Social Impact, Natural Resource Management, Social Justice, Climate Change Adaptation, Economic Development, Climate Change Mitigation, Public Policies, Case Studies
★ 4.7 (694) · Beginner · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Computer Science, Computer Systems, Computer Architecture, Computer Programming, Programming Principles, Memory Management, System Software, System Programming, Virtual Machines, Operating Systems, Hardware Architecture, Software Architecture, Algorithms, Software Design, Program Development, Object Oriented Programming (OOP), Data Structures, Computer Graphics, Peripheral Devices
★ 4.9 (534) · Mixed · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Hospitality Management, Hospitality and Food Services, Hospitality, Customer Service, Guest Relations, Customer experience strategy (CX), Customer Relationship Management, Service Design, Healthcare Industry Knowledge, Expectation Management, Product Marketing, Service Management, Innovation, Customer experience improvement, Revenue Management, Business Marketing, Service Improvement, Hospital Experience, Marketing, Patient-centered Care
★ 4.7 (556) · Mixed · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: Mechanics, Simulations, Simulation and Simulation Software, Engineering Calculations, Physics, Applied Mathematics, Engineering Analysis
★ 4.7 (497) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud API, User Accounts, Application Programming Interface (API), Cloud Services, Role-Based Access Control (RBAC), Cloud Platforms, Cloud Storage
★ 4.7 (300) · Beginner · Project · Less Than 2 Hours

University of Geneva
Skills you'll gain: Precision Medicine, Medical Science and Research, Data Ethics, Healthcare Ethics, Pharmacology, Health Informatics, Bioinformatics, Clinical Research, Biomedical Technology, Primary Care, Biotechnology, Clinical Research Ethics, General Medicine, Oncology, Pharmaceuticals, Health Policy, Pharmacotherapy, Molecular Biology, Diagnostic Tests, Patient Education And Counseling
★ 4.5 (417) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Embedded Software, Security Controls, Wireless Networks, Network Protocols, Infrastructure Security, Emerging Technologies, Data Science, Embedded Systems, Network Infrastructure, General Networking, Network Planning And Design, Amazon Web Services, Communication Systems, Health Technology, Cloud Platforms, Digital Communications, Computing Platforms, Computer Hardware
★ 4.7 (529) · Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, User Interface (UI), Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Memory Management, Responsive Web Design, Prototyping, Animation and Game Design, Human Computer Interaction
★ 4.5 (710) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Persona Development, Digital Marketing, Marketing Analytics, Paid media, Search Engine Optimization, Online Advertising, Key Performance Indicators (KPIs), Marketing Strategies, Digital Brand Strategy, Digital Media Strategy, Target Audience, Marketing Planning, Data-Driven Marketing, Keyword Research, Social Media Strategy, Marketing Effectiveness, Social Media
★ 4.7 (411) · Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Loans, Lending and Underwriting, FinTech, Key Management, Cryptography, Cryptographic Protocols, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing, Public Key Infrastructure, Supply Management
★ 4.9 (481) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Bankruptcies, Securities (Finance), Securities Trading, Commercial Lending, Financial Industry Regulatory Authorities, Commercial Laws, Loans, Banking, Law, Regulation, and Compliance, Financial Regulations, Business Management, Regulation and Legal Compliance, Commercial Banking, Business, Financial Regulation, Bank Regulations, Organizational Structure, Regulatory Compliance, Business Administration, Governance
★ 4.9 (393) · Intermediate · Course · 1 - 3 Months