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: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Web Design, React.js, Responsive Web Design, User Centered Design, Javascript
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Security, Threat Detection, Threat Modeling, Vulnerability Assessments, Cybersecurity, Vulnerability, Data Ethics, General Data Protection Regulation (GDPR), Cyber Risk, Data Governance, Data Encryption Standard, Security Management, Security Software, Compliance Management, Risk Management, Data Access, Security Strategy, NIST 800-53
Beginner · Course · 1 - 3 Months

Skills you'll gain: Expense Management, Microsoft Power Platform, No-Code Development, Microsoft 365, Microsoft Excel, UI/UX Strategy, Application Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Writing, Creative Design, Prompt Engineering Tools, Image Quality
Mixed · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Stakeholder Engagement, Program Management, Stakeholder Management, Change Management, Strategic Leadership, Product Roadmaps, Leadership, Leadership and Management, Organizational Change, Organizational Strategy, Project Management Office (PMO), Project Management, Innovation, Digital Transformation, Decision Making
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: UI Components, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Interaction Design, Application Design, Development Environment, Application Development, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Data Manipulation, Scatter Plots, Jupyter, Data Visualization Software, Machine Learning, Data Science, Data Import/Export, Classification And Regression Tree (CART), Linear Algebra, Probability Distribution, Regression Analysis
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Ancient History, Anthropology, Case Studies, Social Sciences, World History, Timelines, Cultural Diversity, Research, Environment, Biology
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Debugging, HTML and CSS, Web Development, Cascading Style Sheets (CSS), Mobile Development, Database Application, Hypertext Markup Language (HTML), Responsive Web Design, Real Time Data, User Interface (UI), Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Empathy, Cultural Sensitivity, Workplace inclusivity, Social Justice, Cultural Diversity, Recognizing Others, Cognitive flexibility, Self-Awareness, Innovation, Productivity, Autism Spectrum Disorders
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Policy Development, Policy Analysis, Economics, Policy, and Social Studies, Socioeconomics, Cyber Governance, Public Policies, Diversity Equity and Inclusion Initiatives, Network Infrastructure, Telecommunications, Regulation and Legal Compliance, Technical Writing
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Team Building, Team Leadership, Leadership and Management, Rapport Building, Employee Onboarding, Leadership, Recognizing Others, Team Motivation, Performance Analysis, Employee Performance Management, Meeting Facilitation, Constructive Feedback, Safety Culture, Productivity, Workplace inclusivity, Coaching, Empathy, Goal Setting, Planning, Communication
Beginner · Course · 1 - 4 Weeks