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.

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
Beginner · Course · 1 - 3 Months
Skills you'll gain: Succession Planning, Human Resources, Employee Engagement, Recruitment, Human Resource Strategy, Performance Management, Workforce Development, Talent Acquisition, Employee Retention, Employee Training, Employee Onboarding, Leadership Development, Constructive Feedback
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Matlab, Machine Learning Methods, Data Preprocessing, Machine Learning, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Deep Learning, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Computer Programming, Data Structures, Object Oriented Programming (OOP), Integrated Development Environments, Computer Science
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Insurance, Insurance Policies, Risk Management, Long Term Care, Asset Protection, Wealth Management, Disabilities, Financial Planning, Case Studies, Needs Assessment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Communication, Business Communication, Graphic Design
Intermediate · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Music History, World Music, Classical Music, Music, Music Theory, Music Performance, Musical Composition
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Proposal Development, Sustainable Development, Environmental Issue, Stakeholder Engagement, Corporate Sustainability, Sustainable Business, Proposal Writing, Social Impact, Budgeting, Financial Analysis, Feasibility Studies, Operational Analysis, Project Implementation, Case Studies, Cost Benefit Analysis
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Vulnerability Assessments, Hardware Architecture, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, Authentications, Network Monitoring, TCP/IP, Network Analysis
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Forecasting, Time Series Analysis and Forecasting, Case Studies, Business Metrics, Business Economics, Microsoft Excel, Decision Making, Data Analysis, Data Visualization, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Computer Security Awareness Training, digital literacy, Information Systems Security, Security Strategy, Security Controls, Data Loss Prevention, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Healthcare Ethics, Social Sciences, Culture, Research, Sociology, Ethical Standards And Conduct, Food and Beverage, Social Impact, Environmental Issue, Biology
Beginner · Course · 1 - 4 Weeks