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 Leeds
Skills you'll gain: Logical Reasoning, Computational Logic, Computational Thinking, Algorithms, Theoretical Computer Science, Artificial Intelligence, Cryptography, Graph Theory
Beginner · Course · 1 - 4 Weeks

Curtis Institute of Music
Skills you'll gain: Musical Composition, Music History, Instrumental Music, Classical Music, Music Theory, Music Performance
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Generative AI, Responsible AI, AI Product Strategy, Artificial Intelligence, AI Security, Social Impact, Governance, Leadership and Management, Model Evaluation, Data Quality
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Epidemiology, Mathematical Modeling, Statistical Modeling, Simulations, Risk Modeling, Infectious Diseases, Public Health, Model Evaluation, Predictive Modeling, R Programming, Differential Equations, Data Modeling, Statistical Methods, Probability Distribution
Intermediate · Specialization · 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

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

National Academy of Sports Medicine
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Nutritional Assessment, Nutrition Care Plans, Nutrition Education, Sports Medicine, Exercise Science, Coaching, Public Health and Disease Prevention
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Work Breakdown Structure, Team Leadership, Planning, Project Schedules, Team Management, Scheduling, Leadership and Management, Timelines, Project Management, Project Scoping, Project Planning, Leadership, Scope Management, Communication
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Social Media Content, Search Engine Optimization, Web Analytics and SEO, Social Media Marketing, Brand Marketing, Branding, Digital Marketing, Marketing Design, Marketing, Content Management Systems
Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Epidemiology, Public Health, Infectious Diseases, Community Health, Economics, Policy, and Social Studies, Health Systems, Socioeconomics, Health Policy, Emergency Response, Patient Evaluation, Immunology, Diagnostic Tests, Microbiology, Media and Communications, Molecular Biology, Pathology
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

Technical University of Denmark (DTU)
Skills you'll gain: Environmental Regulations, Environmental Laws, Environment, Environmental Policy, Environmental Management Systems, Ethical Standards And Conduct, Systems Thinking, Law, Regulation, and Compliance, Cost Benefit Analysis, Case Studies
Mixed · Course · 1 - 3 Months