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.

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Front-End Web Development, Animations, Mockups, User Interface (UI), Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Server Administration
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Data Collection, AWS SageMaker, Feature Engineering, Data Preprocessing, Amazon Web Services, Data Migration, Data Cleansing, Jupyter, Dimensionality Reduction, Machine Learning
Beginner · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: Thermal Management, Energy and Utilities, Mechanics, Control Systems, Engineering Analysis, Engineering Calculations, Engineering, Mathematical Modeling, Physics
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, General Science and Research, Scientific Methods, Environment, Scientific Visualization, Safety Assurance, Simulations, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Lean Methodologies, Statistical Hypothesis Testing, Process Capability, Statistical Analysis, Data Analysis, Continuous Improvement Process, Project Management, Statistics, Work Breakdown Structure, Lean Six Sigma, Operational Excellence, Process Analysis, Quality Improvement, Data Collection, Process Improvement, Stakeholder Management, Quality Management
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Video Editing, Post-Production, Storyboarding, Editing, Video Production, Cinematography, Animations, Storytelling, Writing and Editing, Music, Typography, Creative Problem-Solving, Communication
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Sciences, Culture, Laboratory Research, Research, Sociology, Ethical Standards And Conduct, Health Care, Food and Beverage, Biology, Nutrition and Diet, Sports Medicine
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Lean Methodologies, Team Motivation, Process Improvement, Six Sigma Methodology, Kaizen Methodology, Lean Six Sigma, Process Capability, Risk Analysis, Team Leadership, Quality Improvement, Team Management, Benchmarking, Performance Measurement, Change Management, Process Analysis, Statistical Analysis, Root Cause Analysis, Regression Analysis
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Machine Learning Algorithms, Machine Learning, Applied Machine Learning, Data Science, Python Programming, Statistical Methods, Exploratory Data Analysis, Linear Algebra
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

HEC Paris
Skills you'll gain: Storytelling, Leadership, Self-Awareness, Relationship Building, Strategic Leadership, Accountability, Resilience, Personal Development, Business Leadership, Organizational Leadership, Professional Development, Innovation, Presentations, Forecasting, Analysis
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Health Informatics, Deep Learning, Health Information Management, Machine Learning, Health Care, Artificial Neural Networks, Applied Machine Learning, Supervised Learning, Model Evaluation, Unsupervised Learning, Convolutional Neural Networks, Program Development, Predictive Modeling
Advanced · Course · 1 - 4 Weeks