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.

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Applied Mathematics, Advanced Mathematics, Artificial Intelligence and Machine Learning (AI/ML), Engineering Analysis, Mathematical Theory & Analysis, Geometry, Applied Machine Learning, Markov Model
Beginner · Specialization · 3 - 6 Months
Saïd Business School, University of Oxford
Skills you'll gain: Responsible AI, AI Enablement, Artificial Neural Networks, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI Product Strategy, AI literacy, Generative AI, Generative AI Agents, Machine Learning Methods, Deep Learning, Machine Learning, LLM Application, Convolutional Neural Networks, Supervised Learning, Fraud detection, Reinforcement Learning, Ethical Standards And Conduct, Unsupervised Learning
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: .NET Framework, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Sapienza University of Rome
Skills you'll gain: 3D Assets, Ancient History, 3D Modeling, Visualization (Computer Graphics), Public History, Scientific Methods, Data Sharing, Anthropology, Data Modeling, Case Studies, Cultural Sensitivity, Liberal Arts, Research, Data Management, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Portfolio Management, Portfolio Risk, Finance, Financial Modeling, Return On Investment, Correlation Analysis, Investment Management, Financial Analysis, Asset Management, Mathematical Modeling, Investments, Risk Modeling, Equities, Model Optimization
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, General Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Token Optimization, Securities (Finance), Digital Assets, Liquidation, Portfolio Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Large Language Modeling, Model Deployment, Embeddings, Vector Databases, Data Processing, Document Management
Intermediate · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Asset Management, Investments, Portfolio Risk, Machine Learning, Statistical Machine Learning, Applied Machine Learning, Financial Modeling, Supervised Learning, Predictive Analytics, Market Data, Feature Engineering, Unsupervised Learning, Regression Analysis, Statistical Methods, Analysis, Estimation, Risk Analysis, Computer Science
Intermediate · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Literacy, Demography, Sensory Systems Analysis, Child Development, Human Learning, Language Learning, Childhood Education and Development, Learning Theory, Education Software and Technology, Education and Training, Learning Strategies
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Criminal Investigation and Forensics, Public Safety and National Security, Social Justice, Legal Proceedings, Jury Trial, Political Sciences, Case Law, Neurology, Social Sciences, Policy Analysis, Appeals, Litigation and Civil Justice, Disabilities, Mental and Behavioral Health Specialties, Sociology, Mental Health Diseases and Disorders, Law, Regulation, and Compliance, Cultural Diversity, Investigation, Intelligence Collection and Analysis
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Video Editing, TikTok, Content Performance Analysis, Canva (Software), Photo/Video Production and Technology, Visual Storytelling, Content Scheduling, Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Content Optimization, ChatGPT, Storytelling, Social Media Content, Content Creation, Videography, Social Media Strategy, Analytics, Video Production, Marketing
Beginner · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Descriptive Statistics, Quantitative Research, Data Literacy, Scientific Methods, Graphing, Research Design, Statistical Visualization, Statistical Hypothesis Testing, Science and Research, Research Methodologies, Probability & Statistics, Research, Statistical Inference, Statistics, Statistical Analysis, Statistical Methods, Ethical Standards And Conduct, Data Analysis, Research and Design
Beginner · Specialization · 3 - 6 Months