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.
University of Cape Town
Skills you'll gain: Visual Impairment Education, Differentiated Instruction, Teaching, Special Education, Education and Training, Curriculum Development, Adaptive Equipment, Educational Materials, Disabilities, Instructional Strategies, Education Software and Technology, Student Support and Services, Working With Children, Empathy & Emotional Intelligence, Team Collaboration
★ 4.9 (198) · Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Quantitative Research, Scientific Methods, Research Design, Science and Research, Research Methodologies, Research, Research and Design, Data Collection, Peer Review, Data Analysis, Psychology, Data Validation
★ 4.8 (193) · Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Web Design and Development, UI Components, Web Development, Web Design, Front-End Web Development, Web Applications, Typography
★ 4.6 (181) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: No-Code Development, Email Automation, Business Process Automation, Application Deployment, Automation, Business Process, Workflow Management, Google Workspace, Application Development, Application Performance Management, User Interface and User Experience (UI/UX) Design, Security Controls, Data Integration, Authorization (Computing), Application Design, Authentications, Cloud Applications, Scripting, Google Sheets, Application Lifecycle Management
★ 4.7 (196) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Routers, Network Monitoring, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Threat Detection, Threat Management, Network Performance Management, Security Awareness
★ 4.7 (160) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Design Thinking, Market Opportunities, Data Integration, Data Engineering, Data Science, Analytical Skills, Data Pipelines, Data Validation, Extract, Transform, Load, Data Processing, Workflow Management, Process Modeling, Data Cleansing, Data Quality, Data Collection, Business Priorities, NumPy, Machine Learning, Python Programming
★ 4.4 (191) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Workday (Software), Human Resources Software, Human Capital, HR Tech, Benefits Enrollment Processes, Human Resources Information System (HRIS), People Analytics, Learning Management Systems, Human Resource Management, Workflow Management, Staff Management, Business Reporting, Management Reporting, Ad Hoc Reporting, Training Programs, Business Process, Workforce Planning, Compensation Analysis, Data Entry
★ 4.7 (146) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Regulatory Compliance, Compliance Management, Health Care Procedure and Regulation, Legal Risk, Data Governance, Data Security, Security Controls, Incident Response, Risk Analysis
★ 4.6 (191) · Mixed · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Containerization, File I/O, Package and Software Management, Unified Modeling Language, Software Testing, Docker (Software), Development Environment, Unit Testing, Application Deployment, Plot (Graphics), Pandas (Python Package), Scripting, Data Modeling, DevOps, Data Persistence, Programming Principles, Python Programming, Scripting Languages, Data Structures, Computer Programming
★ 4 (210) · Beginner · Specialization · 3 - 6 Months

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
★ 4.8 (165) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Public Health, Community Health, Health Policy, Public Health and Disease Prevention, Health Promotion, Media and Communications, Community Outreach, Data Collection, Injury Prevention, Nutrition and Diet, Child Health
★ 4.7 (261) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Data Analysis Software, Mathematical Software, Applied Mathematics, Data Analysis, Analysis, Mathematical Theory & Analysis, Derivatives, Advanced Mathematics, Graphing, Algebra
★ 4.7 (212) · Beginner · Course · 1 - 3 Months