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.

Universidad Autónoma Metropolitana
Skills you'll gain: Socioeconomics, Sustainable Development, Social Sciences, Environment, Systems Thinking, Climate Change Adaptation, Public Health, Spatial Analysis, Digital Transformation, Diversity Awareness, Governance, Transportation Operations, Climate Change Mitigation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Serverless Computing, Containerization, Google Cloud Platform, Cloud Infrastructure, Hybrid Cloud Computing, Cloud Applications, Application Programming Interface (API), Cloud Computing, Cloud Services, Platform As A Service (PaaS), Multi-Cloud, Microservices, Data Migration, Digital Transformation, Application Development, Virtual Machines, Leadership and Management, Finance
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Report Writing, Operations Research, Applied Mathematics, Mathematical Modeling, Algorithms, Industrial Engineering, Business Modeling, Process Optimization, Engineering Calculations, Feasibility Studies, Project Design, Engineering Management, Business Operations, Computational Thinking, Data Visualization, Complex Problem Solving, Decision Making, Performance Metric, Business Analytics
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Marketing Materials, Marketing Strategy and Techniques, Graphic Design, Branding, Color Theory, Product Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Infrastructure, Load Balancing, Cloud Computing, Cloud Applications, Cloud Deployment, Cloud Platforms, Cloud Services, Cloud Solutions, Scalability, Microsoft Azure, Application Deployment, Amazon Web Services, ASP.NET, Disaster Recovery, Capacity Management, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Environment, Environmental Resource Management, Sustainable Development, Environmental Issue, Environmental Policy, Climate Change Programs, Environmental Science, Environmental Management Systems, Water Sustainability, Natural Resource Management, Sustainable Business, Environmental Monitoring, Waste Minimization, Climate Change Mitigation, Climate Change Adaptation, Pollution Prevention, Systems Thinking, Biology, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Ashoka University
Skills you'll gain: Goal Setting, Lifelong Learning, Resilience, Behavioral Economics, Emotional Intelligence
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Workplace inclusivity, Diversity and Inclusion, Cultural Diversity, Empathy, People Management, Emotional Intelligence, Disabilities, Organizational Leadership, Team Management, Safety Culture, Leadership and Management, Leadership, Collaboration, Self-Awareness, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, Command-Line Interface, GitLab, Collaborative Software, File Management, Software Development Tools
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Game Design, Python Programming, Programming Principles, Event-Driven Programming, Computer Programming, Data Storage, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Employee Performance Management, Performance Management, Human Resource Strategy, Human Capital, Human Resources, Workforce Development, Talent Management, Organizational Strategy, Employee Retention, Case Studies, Competitive Analysis, Organizational Effectiveness, Business Strategies, Analysis
Mixed · Course · 1 - 4 Weeks