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.
Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Peer Review, Music Performance, Media Production, Instrumental Music, Writing and Editing, Storytelling, Post-Production, Writing, Editing, Timelines, File Management, Creativity, System Configuration
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Project Planning, Conflict Management, Stakeholder Management, Planning, Project Management, Project Scoping, Work Breakdown Structure, Stakeholder Analysis, Project Coordination, Leadership and Management, Influencing, Organizational Structure
Mixed · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Business Modeling, Entrepreneurship, Business Planning, Business Risk Management, Risk Management, Teamwork, Design Thinking, Ideation, Planning, Strategic Thinking, Innovation, New Business Development, Creative Thinking, Decision Making, Open Mindset, Lean Methodologies
Beginner · 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

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

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, A/B Testing, Quantitative Research, Machine Learning, Model Evaluation
Build toward a degree
Intermediate · Specialization · 3 - 6 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

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Data Literacy, Color Theory, Data Manipulation, Design Elements And Principles, Data Analysis
Beginner · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Presentations, Google Workspace, Productivity Software, Sales Presentations, Business Communication, Version Control, Collaborative Software, Multimedia, Data Sharing
Beginner · Course · 1 - 3 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

University of California, Davis
Skills you'll gain: Employee Coaching, Coaching, Constructive Feedback, Employee Performance Management, Professional Development, Performance Management, Leadership Studies, Mentorship, Problem Solving, Leadership and Management, Empathy, Active Listening, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI Product Strategy, AI Enablement, Hybrid Cloud Computing, Business Leadership, Compliance Training, Cloud Computing Architecture, Data Management, Generative AI, Data Strategy, Return On Investment, Model Deployment, Artificial Intelligence, Data Governance, Talent Management
Beginner · Course · 1 - 4 Weeks