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.

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Public Key Cryptography Standards (PKCS), Cryptography, Programming Principles, Computational Thinking, Pseudocode, Design Strategies, Data Encryption Standard, Computer Science, Tree Maps, Encryption, Linear Algebra, Combinatorics, Mathematical Modeling, Advanced Mathematics, Python Programming
Build toward a degree
Advanced · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Front-End Web Development, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Exploitation techniques, Cyber Security Assessment, Vulnerability Assessments, Mobile Security, Open Web Application Security Project (OWASP), Cloud Security, Threat Modeling, Infrastructure Security, Application Security, Network Security, Scripting, Technical Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Active Directory, Windows Servers, User Accounts, Microsoft Windows, Dynamic Host Configuration Protocol (DHCP), Firewall, Server Administration, Group Policy, Windows PowerShell, Operating System Administration, Systems Administration, Virtualization, Virtual Machines, Network Administration, Network Security, File Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Containerization, Docker (Software), Amazon Web Services, Application Deployment, Scenario Testing, Network Troubleshooting, Ubuntu, Cloud Computing Architecture, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Applied Machine Learning, Model Evaluation, Scikit Learn (Machine Learning Library), Machine Learning, Predictive Modeling, Scenario Testing, Machine Learning Algorithms, Responsible AI, Regression Analysis, Classification And Regression Tree (CART), Case Studies, Continuous Monitoring, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LangChain, Retrieval-Augmented Generation, LLM Application, Generative AI, Vector Databases, AI Workflows, Embeddings, User Interface (UI), UI Components, Application Development, Semantic Web, Database Systems, Model Evaluation, Data Storage Technologies, Databases, NoSQL, AI Enablement, Large Language Modeling, Flask (Web Framework)
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Copywriting, Social Media Marketing, Content Marketing, Driving engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Mobile Security, AI Security, Threat Detection, Security Controls, Exploit development, Threat Modeling, Hardening, Endpoint Security, Artificial Intelligence, Mobile Development Tools, Deep Learning, Prompt Engineering, Incident Response, Information Privacy
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Agentic systems, Responsible AI, Data Pipelines, Law, Regulation, and Compliance, Data Ethics, Model Evaluation, Information Privacy, Data Processing, AI Workflows, Data Analysis, No-Code Development, Analytical Skills, Machine Learning, Artificial Intelligence, Real Time Data, Ethical Standards And Conduct, Machine Learning Algorithms, Data Collection
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Performing Arts, Liberal Arts, Storytelling, Creativity, Community Outreach, Community and Social Work, European History
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Safety Culture, Behavior Management, Accident Prevention, Occupational Safety and Health Administration (OSHA), Safety Training, Safety Assurance, Applied Behavior Analysis, Proactivity, Coaching, Constructive Feedback, Recognizing Others, Initiative and Leadership, Case Studies
Intermediate · Course · 1 - 4 Weeks