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 Colorado System
Skills you'll gain: Change Management, Organizational Change, Culture Transformation, Organizational Development, Agile Project Management, Agile Methodology, Leadership Studies, Business Transformation, Scalability, Agile Product Development, Leadership and Management, Organizational Strategy, Case Studies
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Team Building, Clinical Leadership, Nursing Administration, Nursing Management, Team Leadership, Health Informatics, Education and Training, Clinical Informatics, Leadership, Professional Development, Nurse Education, Nursing, Health Care Administration, Learning Management Systems, Informatics, Health Policy, Innovation, Health Care, Interpersonal Communications, Systems Thinking
Beginner · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Image Quality, Image Analysis, Computer Vision, Photography, Color Theory, Computer Graphics, Visualization (Computer Graphics), Electronic Components, Semiconductors, Algorithms, Advanced Mathematics, Applied Mathematics
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Mathematical Modeling, Data Analysis, Linear Algebra, Probability, Geometry, Applied Mathematics, Visualization (Computer Graphics), Mechanics, Engineering Calculations, Graphing, Spatial Data Analysis, Physics
Intermediate · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: Google Docs, Collaborative Software, Document Management, Data Sharing, File Management, Version Control, Editing, Cloud Storage
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electronic Hardware, Systems Design, Electrical and Computer Engineering, Computer Engineering, Semiconductors, Network Routing, Computational Logic, Data Structures, Algorithms, Graph Theory, Linear Algebra, Applied Mathematics, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Purchasing, Workflow Management, Business Workflow Analysis, Supplier Relationship Management, Internal Communications, Systems Thinking, Process Mapping, Operational Efficiency, Contract Management, Proposal Writing, Procurement, Negotiation, Strategic Thinking, Team Leadership, AI Product Strategy, Leadership, Operations Management, Communication, Business, Team Management
Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Education Software and Technology, Learning Management Systems, Collaborative Software, Graphical Tools, Test Tools, Content Management Systems, Video Production
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Analysis, Financial Acumen, Finance, Cash Flows, Balance Sheet, Income Statement, Investment Management, Return On Investment, Corporate Finance, Financial Management, Organizational Structure, Business, Business Management, Leadership and Management
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Sustainable Development, Geographic Information Systems, Environment, Environmental Resource Management, Natural Resource Management, Spatial Analysis, Sustainability Standards, Environmental Science, Environmental Policy, Hydrology, Economics, Governance, Stakeholder Engagement, Case Studies
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Design Thinking, Process Mapping, Kanban Principles, User Experience Design, Lean Methodologies, Lean Manufacturing, Agile Software Development, Product Development, Lean Six Sigma, Process Improvement, Software Development, Software Development Methodologies, Continuous Improvement Process, Innovation, Prototyping
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Differential Equations, Applied Mathematics, Advanced Mathematics, Calculus, Linear Algebra, Engineering Analysis, Mathematical Theory & Analysis
Beginner · Course · 1 - 3 Months