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: Postman API Platform, Application Programming Interface (API), Software Testing, Restful API, Development Environment, Collaborative Software, Test Tools, Web Applications, Data Import/Export, Authentications
★ 4.4 (24) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Flutter (Software), Mobile Development, UI Components, Cross Platform Development, Maintainability, Microsoft Visual Studio, Development Environment, Application Development, Integrated Development Environments, Programming Principles, User Interface (UI), Computer Programming, Software Installation
★ 4.4 (23) · Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Work Breakdown Structure, Agile Project Management, Agile Methodology, Stakeholder Management, Project Management, Stakeholder Engagement, Project Documentation, Project Scoping, Stakeholder Communications, Team Performance Management, People Management, Project Planning, Dependency Analysis, Communication Planning
★ 4.7 (26) · Beginner · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Research Methodologies, Case Studies, Research, Social Justice, Culture, Social Studies, Cultural Diversity, Socioeconomics, Community Development, Qualitative Research, Diversity Awareness, Sociology, Social Impact, Social Sciences, Economics, Policy, and Social Studies, Community Organizing, Economics, Advocacy
★ 4.8 (30) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Email Automation, Document Management, Microsoft 365, Invoicing, Collaborative Software, Automation, User Accounts
★ 4 (21) · Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Telehealth, Clinical Assessment, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Evaluation, Basic Patient Care, End User Training and Support, Patient Education and Support, Patient Communication, Patient Safety, Problem Management
★ 4.9 (32) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment
★ 4.7 (22) · Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Generative AI, Generative Model Architectures, Applied Machine Learning, Machine Learning Methods, Graph Theory, Network Analysis, Artificial Neural Networks, Network Model, Health Informatics, Laboratory Experience, Autoencoders, Predictive Modeling, Unsupervised Learning, Data Synthesis
★ 3.6 (15) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), UI Components, Typography, Prototyping, Responsive Web Design, User Experience, User Interface and User Experience (UI/UX) Design, Interactive Design, Interaction Design, UI/UX Strategy, User Experience Design, Motion Graphics, User Interface (UI), Graphic and Visual Design, Layout Design, User Interface (UI) Design, Animations, AI powered creativity, Collaborative Software, Web Content Accessibility Guidelines
★ 4.7 (29) · Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Community Organizing, Community Development, Social Justice, Community and Social Work, Advocacy, Discussion Facilitation, Journalism, Diversity Awareness, Public History, Public Policies, Policy Analysis
★ 4.4 (23) · Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Chemical Engineering, Energy and Utilities, Chemical and Biomedical Engineering, Chemistry, Engineering, Process Engineering, Mechanical Engineering, Sustainable Engineering, Engineering Calculations, Mathematical Modeling
★ 4.9 (18) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Quantitative Research, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Statistical Reporting, Statistics, Research Design, Statistical Analysis, Microsoft Excel, Descriptive Analytics, Research Methodologies, Statistical Methods, R (Software), Research, R Programming, Data Collection, Research Reports, Correlation Analysis, Data Ethics
★ 4.5 (17) · Intermediate · Course · 1 - 4 Weeks