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.

University of Copenhagen
Skills you'll gain: Sustainable Development, Sustainable Systems, Water Sustainability, Waste Minimization, Social Impact, Supply Chain, Systems Thinking, Climate Change Mitigation, Land Management, Environmental Science, Innovation, Nutrition and Diet, Case Studies
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Pseudocode, Data Structures, Design Strategies, Programming Principles, Computer Science, Advanced Mathematics, Python Programming, Analysis
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Eindhoven University of Technology
Skills you'll gain: electromagnetics, Electronics Engineering, Telecommunications, Electrical Engineering, Electronic Systems, Wireless Networks, Engineering Design Process, Simulation and Simulation Software, Engineering Analysis, Engineering Calculations, Process Design
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Environmental Engineering, Water Resource Management, Civil Engineering, Sustainable Development, Systems Thinking, Sustainable Technologies, Case Studies, Community Development, Process Flow Diagrams
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Control Systems, Artificial Intelligence, Automation, Graph Theory, Algorithms, Virtual Environment, Simulation and Simulation Software, Mathematical Modeling, Data Structures, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Generative AI, Microsoft Copilot, Prompt Engineering, Test Case, Responsible AI, Microsoft Visual Studio, Version Control, Code Review, GitHub, Integrated Development Environments, Software Configuration Management, Software Development Tools, Software Documentation, AI Workflows, AI Enablement, Program Development, Development Environment, Computer Programming Tools, Artificial Intelligence, Project Management
Intermediate · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Education Software and Technology, Education and Training, Child Development, School Psychology, Pedagogy, Human Development, Higher Education, Learning Theory, Psychology, Social Sciences
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Resource Management, Stakeholder Management, Project Schedules, Project Management Institute (PMI) Methodology, Negotiation, Project Management, Leadership and Management, Leadership, Scheduling, Team Leadership, Emotional Intelligence, Communication Planning, Communication
Intermediate · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Qualitative Research, Research Design, Report Writing, Research, Research Methodologies, Social Sciences, Data Analysis Software, Case Studies
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Social Sciences, Graph Theory, Statistical Visualization, Data Manipulation, Data Visualization, Data Analysis, Predictive Analytics, Simulations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Crisis Management, Data Ethics, Governance, Business Ethics, Responsible AI, Media Relations, Strategic Thinking, Communication Strategies, Business Leadership, Accountability, Ethical Standards And Conduct, Emerging Technologies, Organizational Leadership, Public Relations, Operational Risk, Risk Management, Communication, Leadership, Learning Strategies, Test Planning
Beginner · Professional Certificate · 3 - 6 Months

Northwestern University
Skills you'll gain: Music Theory, Music, Instrumental Music, Music Performance, Classical Music, Lecturing, Coordination
Mixed · Course · 1 - 3 Months