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 Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Scripting, Package and Software Management, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Data Security, Vulnerability Scanning, Security Controls, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, User Accounts, Web Development Tools
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Community Organizing, Social Justice, Community and Social Work, Advocacy, Cultural Responsiveness, Journalism, Public Safety and National Security, Diversity Awareness, Public History, Public Policies
Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Dignity in Care, Empowerment, Healthcare Ethics, Accountability, Ethical Standards And Conduct, Research, digital literacy, Interactive Learning, Social Justice, Discussion Facilitation, Diversity Awareness, Patient-centered Care, Advocacy, Law, Regulation, and Compliance
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, User Interface (UI), UI Components, Figma (Design Software), UI/UX Strategy, User Interface and User Experience (UI/UX) Design, Prototyping, Usability Testing, Interactive Design, User Experience Design, Mobile Development, Style Guides, Web Development, Animations
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Structural Engineering, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Civil Engineering, Materials science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), UI Components, Typography, Prototyping, Responsive Web Design, Interaction Design, UI/UX Strategy, User Experience Design, User Experience, User Interface (UI), Graphic and Visual Design, User Interface and User Experience (UI/UX) Design, Mockups, Layout Design, User Interface (UI) Design, Animations, Collaborative Software, Web Content Accessibility Guidelines, AI Workflows, Design Strategies
Intermediate · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: File I/O, Debugging, Go (Programming Language), C (Programming Language), Program Development, Integrated Development Environments, Data Structures, Computer Programming, Algorithms
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Keyword Research, Generative AI, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Prompt Engineering, Competitive Analysis
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Financial Statement Analysis, Financial Analysis, Financial Accounting, Balance Sheet, Cash Flows, Income Statement, Working Capital, Performance Analysis, Gross Profit, Operating Expense, Depreciation
Beginner · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Threat Detection, Threat Management, Amazon Web Services, Incident Response, Continuous Monitoring, Cloud Security, Identity and Access Management, Amazon Elastic Compute Cloud, Network Security, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Systems Development Life Cycle, Systems Architecture, Systems Thinking, Software Design Patterns, Stakeholder Communications, Systems Analysis, Data Flow Diagrams (DFDs), Application Design
Beginner · Course · 1 - 3 Months