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 Colorado Boulder
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Management, Data Visualization, Spreadsheet Software, Data Validation, Data Cleansing, Consolidation, Microsoft Office, Data Integrity, Problem Solving
★ 4.7 (3.7K) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Color Theory, Version Control, Typography, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), GitHub, Git (Version Control System), Web Design, Web Design and Development, Web Development, Software Versioning, Web Content Accessibility Guidelines, Front-End Web Development, AI Integrations, Application Deployment, Image Quality, Web Development Tools, User Interface (UI) Design
★ 4.7 (3.7K) · Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Responsive Web Design, Hypertext Markup Language (HTML), Web Development Tools, Web Development, Typography, Programming Principles, Debugging
★ 4.8 (9.7K) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Organizational Skills, Concision, Writing and Editing, Grammar, Communication, Editing, Organizational Strategy, Organizational Structure, Communication Strategies, Presentations, Graphic Design
★ 4.8 (5K) · Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance, Instrumental Music, Performing Arts, Creativity, Coordination, Mental Concentration
★ 4.8 (2.6K) · Beginner · Specialization · 3 - 6 Months

Università Bocconi
Skills you'll gain: Food and Beverage, Product Quality (QA/QC), Global Marketing, Market Dynamics, Business Strategy, Consumer Behaviour, Wholesaling, Value Propositions, Competitive Analysis, Competitive Intelligence, Brand Management, Growth Strategies, Marketing
★ 4.8 (5K) · Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Software Versioning, Image Quality, Web Development Tools, Web Content, Front-End Web Development, Web Presence, Web Servers, Frontend Performance
★ 4.7 (3.7K) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: People Analytics, Human Resource Strategy, Human Resources Management and Planning, People Management, Human Resources, Workforce Planning, Talent Management, Organizational Effectiveness, Performance Metric, Workforce Management, Analytics, Performance Appraisal, Staff Management, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Social Network Analysis, Performance Management, Collaboration
★ 4.6 (6.2K) · Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Regression Analysis, Model Evaluation, Predictive Modeling, Supervised Learning, Statistical Machine Learning, Statistical Modeling, Model Training, Applied Machine Learning, Machine Learning Algorithms, Machine Learning Methods, Feature Engineering, Machine Learning, Data Preprocessing, Model Optimization, Statistical Methods
★ 4.8 (5.6K) · Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Cost Estimation, Project Scoping, Communication Planning, Cost Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Scheduling, Team Management, Quality Assurance, Stakeholder Management, Team Performance Management, Risk Management, Organizational Structure, Procurement, Project Documentation, Stakeholder Engagement, Project Management, Planning
★ 4.7 (4.8K) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Data Science, Molecular Biology, Science and Research, Data Processing, Data Analysis, Computer Science, Correlation Analysis, Biotechnology, Statistical Analysis, Computational Thinking, Life Sciences, Probability & Statistics, Statistics, Software Engineering, Algorithms, Biology
★ 4.6 (4.9K) · Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Tensorflow, Recurrent Neural Networks (RNNs), Time Series Analysis and Forecasting, Applied Machine Learning, Convolutional Neural Networks, Deep Learning, Predictive Modeling, Data Preprocessing, Artificial Neural Networks, Forecasting, Machine Learning
★ 4.7 (5.2K) · Intermediate · Course · 1 - 4 Weeks