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.

Alberta Machine Intelligence Institute
Skills you'll gain: Data Preprocessing, Data Ethics, Applied Machine Learning, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Product Lifecycle Management, Case Studies, Data Collection, Business Priorities, Supervised Learning, Business Requirements, Business Analysis, Unsupervised Learning, Artificial Intelligence
★ 4.7 (748) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Model Optimization, Model Deployment, iOS Development, Apple iOS, Android Development, Tensorflow, Swift Programming, Model Training, Mobile Development, Embedded Systems, Computer Vision, Machine Learning
★ 4.7 (655) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pain Management, Patient Communication, Patient Assistance, Clinical Nutrition, Nutrition and Diet, Patient Education and Support, Patient Evaluation, Direct Patient Care, Health Assessment, Nutrition Education, Communication, Clinical Experience, Health Care, Healthcare Ethics, Patient Safety, Health And Safety Standards, Healthcare Industry Knowledge, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
★ 4.6 (8) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Object Oriented Programming (OOP), Algorithms, Object Oriented Design, Software Engineering, Program Development, Matlab, Application Development, Computer Programming, Theoretical Computer Science, Programming Principles, Engineering Calculations, Mathematical Software, Engineering Analysis, Applied Mathematics, Numerical Analysis, Scripting, Performance Tuning, User Interface (UI)
★ 4.8 (435) · Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Systems, Design Thinking, Innovation, Environmental Science, Environmental Issue, Climate Change Programs, Sustainability Standards, Socioeconomics, Environment and Resource Management, Social Impact, Natural Resource Management, Social Justice, Climate Change Adaptation, Economic Development, Social Studies, Economics, Policy, and Social Studies, Climate Change Mitigation, Case Studies
★ 4.8 (699) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Model Optimization, Performance Tuning, Systems Design, Design Software, Engineering Calculations, Engineering Analysis, Technical Design, System Design and Implementation, Systems Analysis, Numerical Analysis, Image Analysis, Simulation and Simulation Software, Image Quality, Graphical Tools, Physics
★ 4.3 (343) · Advanced · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Visual Design, User Interface (UI), UI/UX Strategy, Graphic and Visual Design, User Interface (UI) Design, Mockups, Layout Design, Web Design, Responsive Web Design, Digital Design, Wireframing, Design Elements And Principles, Usability, Design Strategies, Prototyping
★ 4.5 (579) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, User Provisioning, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Software Installation, Servers, System Configuration, Encryption, Network Performance Management, Computer Networking
★ 4.7 (682) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Web Development, Web Applications, Application Development, Web Development Tools, Application Frameworks, Object-Relational Mapping, Database Application, Back-End Web Development, Software Development, Database Management, Python Programming, Computer Programming
★ 4.4 (557) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Bayesian Statistics, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Inference, Statistical Software, Sampling (Statistics), Data Modeling, Statistics, Probability & Statistics, Statistical Analysis, Statistical Methods, Statistical Modeling, Marketing Analytics, Tableau Software, Data Analysis, Spreadsheet Software, Analytics, Descriptive Analytics, Time Series Analysis and Forecasting, Regression Analysis
★ 4.8 (411) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Focus Group, Qualitative Research, Discussion Facilitation, Business Research, Market Research, Surveys, Report Writing, Recruitment, Research Reports, Research Methodologies, Survey Creation, Drive Engagement, Research Design, Research, Interviewing Skills, Stakeholder Engagement, Analysis, Sample Size Determination
★ 4.6 (477) · Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Ruby (Programming Language), Other Programming Languages, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Functional Design, Code Reusability
★ 4.9 (463) · Mixed · Course · 1 - 3 Months