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: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computational Logic, Computer Science, Data Storage
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Active Listening, Non-Verbal Communication, Verbal Communication Skills, Public Speaking, Presentations, Business Communication, Interviewing Skills, Team Building, Communication, Staff Management, Strategic Communication, Business Writing, Communication Strategies, Corporate Communications, Interpersonal Communications, Intercultural Competence, Negotiation, Cultural Diversity, Cultural Sensitivity
Mixed · Course · 1 - 3 Months

Lund University
Skills you'll gain: Radiation Therapy, Medical Equipment, Materials science, Semiconductors, electromagnetics, Physics, Emerging Technologies, Laboratory Research, General Science and Research
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Computer Programming Tools, Development Environment, Software Development Tools, UI Components, Web Development, Front-End Web Development, Program Development, Interactive Design, Open Source Technology, GitHub, Graphic and Visual Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: React.js, JavaScript Frameworks, Data Persistence, UI Components, Javascript, Web Development
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Climate Change Programs, Environment, Environmental Regulations, Sustainable Development, Sustainable Systems, Environmental Policy, Climate Change Mitigation, Environmental Resource Management, Environmental Issue, Environmental Laws, Energy and Utilities, Environment Health And Safety, Climate Change Adaptation, Environment and Resource Management, Public Health and Disease Prevention, Mitigation, Environmental Science, Health Assessment, Public Health, Pollution Prevention
Beginner · Course · 1 - 4 Weeks

CVS Health
Skills you'll gain: De-escalation Techniques, Greeting Customers, Cross Selling, Retail Sales, Customer Service, Selling Techniques, Upselling, Conflict Management, Product Knowledge, Retail Store Operations, Customer Relationship Building, Transaction Processing, Customer Engagement, Professionalism, Company, Product, and Service Knowledge, Empathy, Social Media, Communication, Time Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management, Risk Analysis, Agile Project Management, Project Risk Management, Agile Methodology, Root Cause Analysis, Risk Management Framework, Risk Mitigation, Contingency Planning, Risk Control, Risk Appetite, Risk Modeling, Continuous Monitoring, Business Risk Management, Performance Analysis, Agile Product Development, Communication Planning, Stakeholder Management, Project Management, Project Management Institute (PMI) Methodology
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: WordPress, Responsive Web Design, Web Content, Content Management Systems, Web Design, Web Presence, Web Design and Development, Content Management, Web Development
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Community Mental Health Services, Substance Abuse, Stress First Aid, Mental and Behavioral Health, Crisis Intervention, Mental Health, Mental Health Diseases and Disorders, Community Health, Social Determinants Of Health, Behavioral Health, Psychosocial Assessments, Community and Social Work, Diversity Awareness, Cultural Diversity
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, Data Storytelling, GIS Software, Spatial Data Analysis, Data Presentation, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Heat Maps, Data Visualization Software, Network Analysis, Data Manipulation, Network Routing
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Statistical Visualization, Surveys, Tidyverse (R Package), Data Analysis, Demography, Public Administration, R (Software), Policy Analysis, Public Policies, R Programming, Statistical Programming, Analytics, Data Transformation, Programming Principles, Data Manipulation
Intermediate · Course · 1 - 3 Months