Number theory courses can help you learn prime numbers, divisibility rules, modular arithmetic, and integer properties. You can build skills in problem-solving, logical reasoning, and algorithmic thinking, that support tackling complex mathematical challenges. Many courses introduce tools like Python for implementing algorithms and mathematical software for exploring number patterns, enabling you to apply your knowledge in practical situations such as cryptography and coding theory.

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Git (Version Control System), Front-End Web Development, Browser Compatibility, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

University of Lausanne
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Systems Analysis, Predictive Modeling, Social Determinants Of Health
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, AWS Identity and Access Management (IAM), Encryption, Network Security, Network Administration, Amazon Web Services, Security Controls, Cloud Security, Firewall, Network Monitoring, Network Performance Management, Governance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Version Control, Bootstrap (Front-End Framework), .NET Framework, Model View Controller, Cross Platform Development, Microsoft Development Tools, Development Environment, Authentications, Web Applications, OAuth, jQuery, Responsive Web Design, Data Validation, Databases
Beginner · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Supply And Demand, Market Dynamics, Economics, Market Analysis, Market Data, Public Policies, Consumer Behaviour, Cost Benefit Analysis, Policty Analysis, Research, and Development, Price Negotiation, Decision Making
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Architecture and Administration, Data Management, Data Warehousing, Database Design, SQL, Transaction Processing, Stored Procedure, Data Security, Disaster Recovery, Encryption, Server Side, Data Encryption Standard, Data Integrity, Graph Theory
Build toward a degree
Mixed · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Case Studies, Service Design, Transportation Operations, Feasibility Studies, Sustainable Development, Systems Thinking, Data Collection, Customer Analysis, Surveys, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Containerization, CI/CD, Amazon Web Services, Devops Tools, Software Development Tools, Docker (Software), Kubernetes, Application Deployment, Application Performance Management, Front-End Web Development, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Team Management, Team Building, Supervision, Conflict Management, Team Motivation, Leadership, People Management, Influencing, Persuasive Communication, Decision Making, Communication, Culture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Creativity, Image Analysis
Intermediate · Course · 1 - 4 Weeks

University of Lausanne
Skills you'll gain: Health Policy, Public Health, Health Systems, Geographic Information Systems, Systems Thinking, Social Determinants Of Health, Sustainable Development, Environmental Issue, Research Methodologies, Data Collection
Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Collaborative Software, Continuous Integration
Intermediate · Guided Project · Less Than 2 Hours