World History courses can help you learn about major events, cultural developments, and the impact of historical figures across different eras. You can build skills in critical analysis, research methodologies, and effective communication of historical narratives. Many courses introduce tools such as timelines, primary source analysis, and digital archives, which enhance your ability to interpret historical data and connect past events to contemporary issues.

Skills you'll gain: NumPy, Plot (Graphics), Pandas (Python Package), Scientific Visualization, Data Manipulation, Scatter Plots, Machine Learning, Data Science, Data Analysis Software, Histogram, Numerical Analysis, Linear Algebra, Probability Distribution, Classification Algorithms, Regression Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Endpoint Detection and Response, Cloud Security, Network Administration, Infrastructure Security, Encryption, Cloud Computing, Authorization (Computing), Network Architecture, Dynamic Host Configuration Protocol (DHCP), Identity and Access Management, Email Security, Application Security, Human Factors (Security), Network Infrastructure, Network Protocols, Local Area Networks, Data Security, Authentications, Malware Protection, Mobile Security
Intermediate · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, Data Validation, User Interface (UI) Design, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, User Interface (UI), React.js, Payment Processing, E-Commerce, PostgreSQL, Dashboard, Database Development, Object-Relational Mapping, Product Improvement, Real Time Data
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, Retrieval-Augmented Generation, Model Deployment, AI Enablement, Make.com, Generative Model Architectures, LLM Application, Cloud Deployment, Embeddings, Software Documentation, Unit Testing, Key Management
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Probability Distribution, Data Analysis, Markov Model, Data Science, Statistics, Statistical Inference, Probability, R Programming
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, Web Frameworks, Server Side, Application Servers, Web Applications, Web Servers, Restful API, JSON, Middleware, API Design, Real Time Data, Routing Protocols
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Financial Statement Analysis, Credit Risk, Financial Analysis, Portfolio Risk, Market Data, Risk Analysis, Securities (Finance), Financial Data, Portfolio Management, Analysis, Risk Management, Derivatives, Business Valuation, Balance Sheet, Financial Market, Investment Management, Market Analysis, Analytics, Real Time Data, Decision Making
Intermediate · Course · 1 - 3 Months

Sapienza University of Rome
Skills you'll gain: Financial Policy, Financial Systems, Microsoft Excel, Financial Data, Governmental Accounting, Corporate Finance, Financial Accounting, International Finance, Data Analysis, Economics, Fiscal Management, Policty Analysis, Research, and Development, Financial Management, Quantitative Research, Public Administration, Behavioral Economics, Balance Sheet, International Relations, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, React.js, UI Components, Javascript, Software Design Patterns
Advanced · Guided Project · Less Than 2 Hours

Universidad Nacional Autónoma de México
Skills you'll gain: Patient Evaluation, Medical Prescription, Grammar
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Documentation, Agile Methodology, Agile Project Management, Project Management, Project Management Life Cycle, Project Planning, Project Management Institute (PMI) Methodology, Sprint Planning, Backlogs, Stakeholder Management, Team Oriented, Communication
Beginner · Course · 1 - 4 Weeks