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.

LearnKartS
Skills you'll gain: Salesforce, User Provisioning, Customer Relationship Management (CRM) Software, Cloud Applications, Email Automation, Account Management, Identity and Access Management, Data Management
★ 3.7 (47) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Software Testing, Unit Testing, User Experience Design, Frontend Integration, Web Development, Mobile Development, JavaScript Frameworks, Test Case
★ 3.4 (82) · Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Command-Line Interface, Google Cloud Platform, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms, Software Installation
★ 4.4 (43) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Machine Learning Methods, Data Ethics, Microsoft Excel, Generative AI, Excel Formulas, Responsible AI, Data Transformation, Linear Algebra, Feature Engineering, Digital Signal Processing
★ 4.5 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Lean Methodologies, Statistical Hypothesis Testing, Process Capability, Lean Six Sigma, Project Schedules, Statistical Analysis, Statistical Methods, Data Analysis, Continuous Improvement Process, Project Management, Project Planning, Analysis, Process Analysis, Operational Excellence, Process Improvement, Stakeholder Engagement, Quality Management
★ 4.6 (64) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Lean Methodologies, Process Improvement, Six Sigma Methodology, Kaizen Methodology, Lean Six Sigma, Benchmarking, Process Capability, Risk Analysis, Quality Improvement, Process Improvement and Optimization, Process Analysis, Team Performance Management, Statistical Analysis, Continuous Improvement Process, Team Leadership, Team Management, Root Cause Analysis, Regression Analysis
★ 4.8 (58) · Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Chemical Engineering, Chemistry, Thermal Management, Mechanical Engineering, Process Engineering, Analytical Chemistry, Engineering Calculations, Numerical Analysis, Differential Equations, Physics, Applied Mathematics, Simulation and Simulation Software, Energy and Utilities
★ 4.4 (83) · Advanced · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Matlab, Engineering Analysis, Mathematical Software, Numerical Analysis, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Differential Equations, Calculus
★ 5 (45) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Adobe XD, Mockups, Storyboarding, Information Architecture, User Experience Design, Usability Testing, Usability, Graphic and Visual Design, Figma (Design Software), User Experience, Design Elements And Principles, Persona (User Experience), Interaction Design, User Interface and User Experience (UI/UX) Design, UI/UX Research, Design Reviews, Responsive Web Design, Presentations, User Story
★ 4.9 (508) · Beginner · Professional Certificate · 3 - 6 Months
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 (42) · Intermediate · Course · 1 - 3 Months

Goodwill Industries International
Skills you'll gain: Interviewing Skills, Coaching, Client Support, Employee Onboarding, Professional Networking, Branding, Negotiation, Writing, Resource Utilization, Financial Planning
★ 4.7 (60) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Succession Planning, Human Resources Management and Planning, Human Resources, Employee Engagement, Recruitment Strategies, Recruitment, Human Resource Management, Employee Performance Management, Human Resource Strategy, Human Capital, Performance Management, Talent Management, Drive Engagement, Full Cycle Recruitment, Performance Appraisal, Workforce Development, Management Training And Development, People Development, Performance Review, Talent Acquisition
★ 4.7 (54) · Intermediate · Course · 1 - 4 Weeks