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 Illinois Urbana-Champaign
Skills you'll gain: Matplotlib, Plot (Graphics), Pandas (Python Package), Seaborn, SQL, Scientific Visualization, Data Visualization, Data Preprocessing, Jupyter, Data Manipulation, NumPy, Data-Driven Decision-Making, Regression Analysis, Accounting, Applied Machine Learning, Data Processing, Database Management, Query Languages, Data Compilation, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cyber Governance, Vulnerability Management, Cyber Attacks, Cybersecurity, Cyber Risk, Threat Management, Security Management, Vulnerability Assessments, Threat Detection, Cyber Security Strategy, Security Awareness, Cyber Operations, Cyber Security Policies, Risk Management Framework, Incident Response, Human Factors (Security)
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Mechanics, Torque (Physics), Control Systems, Engineering Analysis, Differential Equations, Mathematical Modeling, Engineering, Applied Mathematics, Physics, Calculus
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Version Control, Software Versioning, Software Development Tools, Project Management
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Web Language, Web Design, Cascading Style Sheets (CSS), Web Applications, Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Infrastructure Architecture, Cloud Computing, Cloud Solutions, Cloud Hosting, Cost Reduction, Cost Management, Network Architecture, Database Management, Authorization (Computing), Operational Databases, Network Planning And Design, Load Balancing, Virtual Private Networks (VPN), Technical Support, Resource Management, Customer Support, Configuration Management
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Data Wrangling, Tidyverse (R Package), Graphics Software
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Radiation Therapy, Medical Equipment, Materials science, Semiconductors, electromagnetics, Physics, Emerging Technologies, Laboratory Research, General Science and Research
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Sustainability Reporting, Organizational Change, Business Reporting, Sustainable Design, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Sustainable Business, Annual Reports, Sustainability Standards, Corporate Sustainability, Performance Reporting, Leadership and Management, Key Performance Indicators (KPIs), Sustainable Development, Change Management, Organizational Development, Stakeholder Management, Stakeholder Engagement, Environmental Issue, Leadership
Beginner · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Drafting and Engineering Design, 3D Modeling, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Immunology, Infectious Diseases, Public Health and Disease Prevention, Preventative Care, Biological Engineering, Public Health, Oncology, Molecular Biology, Microbiology, Pharmaceuticals, Drug Development, Pharmacology, Medical Science and Research, Precision Medicine
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Machine Learning Algorithms, Molecular Biology, Machine Learning Methods, Data Mining, Data Preprocessing, Machine Learning, Data Analysis Software, Life Sciences
Intermediate · Course · 1 - 4 Weeks