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.

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

Skills you'll gain: People Management, Team Leadership, Team Management, Team Performance Management, Leadership and Management, Organizational Leadership, People Development, Professional Development, Relationship Management, Leadership, Culture Transformation, Relationship Building, Collaboration, Communication Strategies, Willingness To Learn, Lifelong Learning, AI Enablement, Constructive Feedback
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Presentations, English Language, Verbal Communication Skills, Communication, Non-Verbal Communication, Entrepreneurship, Microsoft PowerPoint, Business Communication, Sales, Interpersonal Communications, Project Management, Business Leadership, Crisis Management, Organizational Structure, Marketing, Leadership and Management, Business, Vocabulary, Telecommuting, Human Resources
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Systems Thinking, Epidemiology, Systems Analysis, Social Network Analysis, Simulations, Health Disparities, Network Analysis, Public Health, Policy Analysis, Social Determinants Of Health, Behavioral Health, Economics, Software Installation
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Education and Training, Instructional Strategies, Teaching, Curriculum Development, Cultural Diversity, Systems Thinking, Research, Case Studies
Mixed · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Project Management, Compliance Management, Strategic Decision-Making, Expectation Management, Milestones (Project Management), Project Schedules, Stakeholder Analysis, Resource Management, Governance Risk Management and Compliance, Relationship Management, Project Planning, Project Implementation, Project Documentation, Risk Management, Engineering Documentation, Technical Documentation
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Database Systems, Relational Databases, Database Management, Database Theory, Databases, SQL, Database Design, Database Management Systems, Database Architecture and Administration, Data Access, Query Languages, Data Modeling, Data Manipulation, User Accounts
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Liberal Arts, Environment, Culture, Biology, Creativity, Anthropology, Systems Thinking, Social Studies, Timelines, Environmental Science, Physics, Scientific Methods
Mixed · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Organizational Leadership, Team Leadership, Dealing With Ambiguity, Business Leadership, Leadership Development, Leadership, Leadership and Management, Organizational Change, Adaptability, Collaboration, Staff Management, Emotional Intelligence, Communication
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Automation, Sustainable Development, Electric Power Systems, Policy Analysis, Socioeconomics, Economics, Policy, and Social Studies, Environmental Issue, Social Impact, Emerging Technologies, Transportation Operations, Health Equity, Sustainability Standards, Social Sciences, Surveys, Climate Change Mitigation, Safety and Security, Augmented and Virtual Reality (AR/VR), Artificial Intelligence, Infrastructure Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Delegation Skills, Team Performance Management, Constructive Feedback, Team Building, Change Management, Organizational Change, Team Management, Coaching, Teamwork, Organizational Development, Employee Coaching, Team Motivation, Employee Performance Management, Leadership and Management, Business Transformation, Business Leadership, Leadership Development, Case Studies, Communication, Productivity
Intermediate · Specialization · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Biotechnology, Process Engineering, Chemical and Biomedical Engineering, Chemical Engineering, Sterilization, Biological Engineering, Microbiology, Process Control, Cell Cultures, Production Process, Biochemistry, Scalability, Manufacturing Processes, Process Development, Molecular Biology, Cell Biology, Sterile Procedure
Beginner · Course · 1 - 3 Months