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.

Universidad Austral
Skills you'll gain: Data Visualization Software, Tableau Software, Exploratory Data Analysis, Data Storytelling, Data Presentation, Data Ethics, Graphic and Visual Design, Design Elements And Principles, Color Theory, Aesthetics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HVAC, Building Services Engineering, Thermal Management, Energy and Utilities, System Requirements, Control Systems, Safety Standards, Mechanical Engineering, Environmental Monitoring, System Monitoring, Sustainability Standards
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Editing, Student-Centred Learning, Writing and Editing, Student Engagement, Teaching, Instructional Strategies, Peer Review, Writing
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Education and Training, Higher Education, International Relations, Visionary, Systems Thinking, Social Justice, Systems Analysis, Community Development, Leadership, Policty Analysis, Research, and Development, Sustainable Development, Policy Analysis, Advocacy, Collaboration
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Employee Engagement, Diversity Equity and Inclusion Initiatives, Social Justice, Compensation Strategy, Case Studies, Compensation and Benefits, Economics, Policy, and Social Studies, Economic Development, Collaboration, Entrepreneurship, Governance, Business Modeling, Leadership and Management, Business Transformation, Succession Planning, Research, Business Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Color Matching, Cinematography
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Systems Thinking, Simulations, Simulation and Simulation Software, Process Flow Diagrams, Systems Analysis, Complex Problem Solving, Diagram Design, Growth Strategies, Market Dynamics, Business Modeling, Decision Making
Advanced · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Peer Review, Media Production, Post-Production, Timelines, Editing
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Unix Shell, Network Administration, Network Performance Management, Hardware Troubleshooting, File Management, Unix Commands, General Networking
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Issue Tracking, Software Versioning, Software Development Tools, Collaborative Software, Technical Documentation, Software Documentation
Beginner · Course · 1 - 4 Weeks

University of Huddersfield
Skills you'll gain: Virtual Teams, Leadership, Public Speaking, Verbal Communication Skills, Team Leadership, Business Leadership, Organizational Leadership, Strategic Leadership, Leadership and Management, Leadership Development, Communication, Strategic Communication, Cross-Functional Team Leadership, Communication Strategies, Intercultural Competence, Cultural Diversity, Industrial and Organizational Psychology, Culture, Collaboration, Diversity and Inclusion
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Typography, Design Elements And Principles, Design, Layout Design, User Experience Design, Graphic and Visual Design, Adobe XD, Prototyping, User Centered Design, Figma (Design Software), Design Reviews, Human Centered Design, Style Guides, Color Theory
Intermediate · Course · 3 - 6 Months