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.

Yonsei University
Skills you'll gain: Cash Flow Forecasting, Financial Forecasting, Cash Flows, Business Valuation, Excel Formulas, Microsoft Excel, Capital Budgeting, Forecasting, Finance, Financial Modeling, Financial Analysis, Corporate Finance
★ 4.3 (342) · Beginner · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Contraindication, Manual Therapy, Patient Treatment, Patient Evaluation, Pain Management, Exercise Therapy, Health And Safety Standards, Treatment Planning, Physical Therapy, Clinical Practices, Athletic Training, Clinical Assessment, Patient Communication, Mental Health Therapies, Anatomy
Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), C and C++, C++ (Programming Language), Debugging, Computer Programming, Program Development, Video Game Development, 3D Assets, Software Documentation, Code Reusability, Application Development, Data Storage, Scripting
★ 4.5 (180) · Intermediate · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Informatics, Probability, Probability Distribution, Algorithms
★ 4.7 (171) · Mixed · Course · 3 - 6 Months
The University of Edinburgh
Skills you'll gain: Liberal Arts, Deductive Reasoning
★ 4.8 (206) · Mixed · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R (Software), R Programming, Statistical Methods, Data Wrangling, Regression Analysis, Exploratory Data Analysis, Statistical Software, Data Analysis, Logistic Regression, Probability & Statistics, Statistical Modeling, Descriptive Statistics, Model Evaluation, Public Health
★ 4.5 (331) · Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Case Studies, Digital Transformation, Advanced Analytics, Business Analytics, Analytics, Business Analysis, Predictive Analytics, Data Analysis, Analytical Skills, Health Informatics, Value Propositions, Consulting, Business Transformation, Data Strategy
★ 3.7 (210) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Applied Machine Learning, Predictive Modeling, Jupyter, Predictive Analytics, Model Evaluation, Model Optimization, Data Analysis, Machine Learning, Data Science, Python Programming
★ 4.7 (226) · Intermediate · Guided Project · Less Than 2 Hours
University of Rochester
Skills you'll gain: Supply And Demand, Market Dynamics, Economics, Consumer Behaviour, Economics, Policy, and Social Studies, Resource Allocation, Market Analysis, Policy Analysis, Public Policies, Decision Making, Investment Management
★ 4.6 (276) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Substation, Electrical Systems, Electrical Power, Control Systems, Electric Power Systems, High Voltage, Electrical Equipment, Electrical Wiring, Low Voltage, Electrical Safety, Three-Phase, Plant Operations and Management, Building Services Engineering, HVAC, Energy and Utilities, Mechanical Design, Wiring Diagram, Schematic Diagrams, Construction, Civil Engineering
★ 4.6 (246) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Process Control, Laboratory Equipment, Manufacturing Processes, Embedded Software, Electronic Systems, Verification And Validation, Semiconductors, Laboratory Testing, Health Technology, Electronics Engineering, Medical Devices, Performance Tuning, Electronic Components, Network Protocols
★ 4.6 (322) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Entrepreneurship, Market Opportunities, Market Analysis, Innovation, Target Market, Design Thinking, Go To Market Strategy, Product Strategy, Customer Engagement, Entrepreneurial Finance, Business Modeling, Business Strategies
★ 4.6 (330) · Intermediate · Course · 1 - 3 Months