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: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, Cascading Style Sheets (CSS), UI/UX Strategy, React.js, Code Review, Version Control, Usability, User Interface (UI), Usability Testing, User Interface (UI) Design, Software Technical Review, Web Applications, Hypertext Markup Language (HTML), Semantic Web, Javascript
★ 4.6 (460) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Compilation, Excel Macros, Analytics, Accounting Software, Accounting and Finance Software, Specialized Accounting, Analytical Skills, Accounting Systems, Business Analytics, Microsoft Excel, Spreadsheet Software, Data Analysis, Predictive Analytics, Data Architecture
★ 4.8 (456) · Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Finance, Accounting, Financial Accounting, Business Valuation, General Accounting, Financial Acumen, Financial Statements, Financial Management, Balance Sheet, Corporate Finance, Income Statement, Accounting Records, Entrepreneurial Finance, Risk Analysis, Cash Flows, Equities, Organizational Structure, Governance
★ 4.7 (351) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Augmented Reality, Virtual Reality, Disabilities, Emerging Technologies, Virtual Environment, Display Devices, Design Strategies, Human Computer Interaction, Information Privacy, Diversity Equity and Inclusion Initiatives, Innovation, Human Factors (Security), Ethical Standards And Conduct
★ 4.7 (417) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Analysis, Model Evaluation, Data Transformation, R Programming, Data Visualization, Regression Analysis, Predictive Modeling, Statistical Methods, R (Software), Data Manipulation, Plot (Graphics), Data Science, Box Plots, Statistical Visualization, Correlation Analysis, Model Training, Tidyverse (R Package)
★ 4.7 (371) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Respiratory Care, Respiration, Nursing Process, Cardiology, Pulmonology, Human Musculoskeletal System, Medical Terminology, Health Assessment, Nursing, Nursing Care, Nursing and Patient Care, Physiology, Health Care, Psychosocial Assessments, Public Health, Healthcare Industry Knowledge, Medical Surgical Nursing, Health Care Procedure and Regulation, Infection Control, Emergency Response
★ 4.7 (7) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, R (Software), Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Data Wrangling, Data Processing, File Management, Software Installation
★ 4.7 (309) · Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Digital Media Strategy, Global Marketing, Growth Strategies, Digital Marketing, Marketing, Content Marketing, Marketing Strategies, Brand Marketing, Branding, Social Media Marketing, Innovation, Business Strategies, Content Creation, Storytelling
★ 4.7 (497) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Microsoft Development Tools, Integrated Development Environments, Data Storage, Development Environment, Computer Programming, C and C++
★ 4.6 (377) · Beginner · Course · 1 - 4 Weeks

Goodwill Industries International
Skills you'll gain: Communication, Coaching, Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Professional Development, Workforce Development, Ethical Standards And Conduct, Relationship Management, Rapport Building, Professionalism, Empathy, Workplace inclusivity, Human Services, Human Centered Design, Relationship Building, Goal Setting, Crisis Intervention
★ 4.7 (364) · Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Mobile Development, Apple iOS, Display Devices, Business Planning, iOS Development, Product Planning, Android (Operating System), Company, Product, and Service Knowledge, Communication Systems, Business Strategy, Business Strategies, Network Analysis, Network Performance Management, Emerging Technologies, Operating Systems, Knowledge of Apple Hardware, System Software, Market Intelligence
★ 4.7 (488) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), Version Control, Git (Version Control System), Data Manipulation, Software Development Tools, Development Environment, Data Structures, Python Programming, Microsoft Development Tools, Data Analysis Software, Package and Software Management, Virtual Environment
★ 4.6 (275) · Beginner · Course · 1 - 4 Weeks