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.

Università Bocconi
Skills you'll gain: Human Capital, Governance, Sustainable Development, International Relations, Strategic Thinking, Human Resources, Cultural Diversity, International Finance, Policy Development, Stakeholder Management, Strategic Partnership
Mixed · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, Multimodal Prompts, Version Control, AI Workflows, Generative AI Agents, Git (Version Control System), AI Orchestration, Quality Assurance, Generative AI, Software Quality Assurance, Software Development, Software Documentation, Artificial Intelligence, Software Development Life Cycle, Software Architecture, Automation, Software Testing, Software Design, Software Development Methodologies
Beginner · Course · 1 - 3 Months

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

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

Aptly
Skills you'll gain: TikTok, Content Performance Analysis, Business Marketing, Social Media Marketing, Content Creation, Online Advertising, Storytelling, Social Media Strategy, Social Media, Marketing Strategies, Performance Measurement, Content Marketing, Video Editing, Video Production, Social Media Content, Advertising, Digital Media Strategy, Advertising Campaigns, Performance Analysis, Marketing
Beginner · Specialization · 1 - 3 Months

University of Alberta
Skills you'll gain: Physics, Storytelling, Scientific Methods, Science and Research, General Science and Research, Simulations, Systems Of Measurement, Scientific Visualization
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Agentic systems, Economics, Artificial Intelligence, Economic Development, Socioeconomics, Public Policies, Automation, Labor Relations, Emerging Technologies, Theoretical Computer Science, Market Dynamics, Growth Strategies, Policy Analysis, Innovation
Advanced · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Conflict Management, Stakeholder Management, Project Planning, Project Documentation, Project Management, Organizational Structure, Project Scoping, Leadership and Management, Influencing, Communication
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Social Studies, Data Science, Machine Learning, Computational Thinking, Artificial Intelligence, Data Analysis, Simulations, Big Data, Digital Transformation, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Diversity Awareness, Human Resource Strategy, Employee Retention, Demography, Workplace inclusivity, Benchmarking, Social Justice, Cultural Diversity, Human Resources, Recruitment Strategies, Peer Review, Organizational Development, Business Planning, Workforce Development, Organizational Effectiveness, Training Programs, Performance Review, Leadership and Management
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Failure Analysis, Systems Engineering, Engineering Management, Requirements Management, Scope Management, Design Reviews, Project Scoping, Root Cause Analysis, Program Management, Requirements Analysis, User Requirements Documents, Test Engineering, Cost Management, Contract Management, Systems Design, Business Requirements, Systems Thinking, Project Risk Management, Risk Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months

The University of Sydney
Skills you'll gain: Linear Algebra, Markov Model, Geometry, Arithmetic, Algebra, General Mathematics, Advanced Mathematics, Probability, Mathematics and Mathematical Modeling, Mathematical Theory & Analysis, Mathematical Modeling, Applied Mathematics, Statistical Methods, Vector Databases, Engineering Analysis, Computational Logic
Intermediate · Course · 1 - 4 Weeks