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 Toronto
Skills you'll gain: Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Business Ethics, Stakeholder Management, Corporate Strategy, Business Transformation, Governance, Sustainable Business, Stakeholder Engagement, Social Impact, Strategic Leadership, Innovation, Leadership Development, Stakeholder Analysis, Culture Transformation, Organizational Development, Leadership, Business Modeling, Experimentation
★ 4.8 (76) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Front-End Web Development, HTML and CSS, jQuery, React.js, Javascript, Web Applications, JavaScript Frameworks, Web Development, Bootstrap (Front-End Framework), Frontend Integration, Ajax, Application Frameworks, UI Components, digital literacy, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines
★ 4.4 (53) · Beginner · Specialization · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Environmental Issue, Sustainable Development, Sustainable Systems, Pollution Prevention, Environment and Resource Management, Climate Change Mitigation, Environmental Policy, Environmental Science, Systems Thinking, Climate Change Adaptation, Natural Resource Management, Community Development, Biology, Energy and Utilities, Economics, Policy, and Social Studies, Discussion Facilitation
★ 4.9 (53) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Data Warehousing, Data Presentation, Relational Databases, Database Development, Data Access, Database Management, SQL, Query Languages, Data Management, Data Analysis, Data Analysis Software, Cloud Computing, Benchmarking, Market Share
★ 4.4 (56) · Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Brainstorming, Creative Problem-Solving, Ideation, Creative Thinking, Problem Solving, Creativity, Innovation, Decision Making, Analysis
★ 4.8 (66) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard Creation, Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Application Development, Data Sharing, UI Components, User Interface (UI), Application Deployment
★ 4.9 (72) · Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Logistic Regression, Forecasting, Data Processing, Predictive Analytics, Predictive Modeling, Statistical Modeling, Data Analysis, Market Data, Analytics, Regression Analysis, Data Preprocessing, Model Evaluation, Python Programming, Probability & Statistics, Data Ethics, Probability, Ethical Standards And Conduct
★ 4.5 (43) · Intermediate · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Computing, Cloud Management, Cloud Services, Amazon S3, Cloud Infrastructure, Public Cloud, Amazon Elastic Compute Cloud, Cloud Computing Architecture, AWS Identity and Access Management (IAM), Technical Product Management, AWS CloudFormation, Cloud Platforms, AWS Kinesis, Amazon Redshift, Cloud Security, Software Architecture, Amazon CloudWatch, Cloud Storage, Product Management
★ 4.5 (94) · Beginner · Specialization · 1 - 3 Months

28DIGITAL
Skills you'll gain: File I/O, Data Structures, Theoretical Computer Science, Algorithms, Memory Management, Graph Theory, Data Access, Performance Tuning
★ 4.6 (60) · Advanced · Course · 1 - 3 Months

Interplay Learning
Skills you'll gain: Occupational Safety and Health Administration (OSHA), Safety Training, Electrical Safety, Safety Standards, Personal protective equipment, Hazard Analysis, Accident Prevention, Injury Prevention, Maintenance, Repair, and Facility Services, Risk Management, Facility Management and Maintenance, Risk Analysis, HVAC
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Health Systems, Health Policy, Health Assessment, Public Health and Disease Prevention, Public Health, Health Care, Health Disparities, Health Promotion, Social Determinants Of Health
★ 4.7 (86) · Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Stakeholder Analysis, Stakeholder Management, Stakeholder Engagement, Performance Measurement, Market Opportunities, Business Modeling, Sustainable Development, Environmental Issue, New Business Development, Key Performance Indicators (KPIs), Sustainable Business, Sustainable Systems, Land Management, Corporate Sustainability, Environmental Resource Management, Systems Analysis, Financial Analysis, Systems Thinking, Environment and Resource Management, Business Architecture
★ 4.7 (51) · Beginner · Course · 1 - 3 Months