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.

California Institute of the Arts
Skills you'll gain: Graphic Design, Typography, Design Elements And Principles, Adobe Creative Cloud, Design, Color Theory, Adobe Illustrator, Adobe Photoshop, Photo Editing, Layout Design, Image Quality, Creativity
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cyber Governance, Cyber Attacks, Law, Regulation, and Compliance, Security Awareness, Security Strategy, Human Factors (Security), Culture Transformation, Cyber Security Strategy, Cybersecurity, Mobile Security, Cyber Risk, Enterprise Security, Cyber Security Policies, Strategic Leadership, Cyber Operations, Leadership and Management, Leadership, Organizational Leadership, Leadership Development, Team Leadership
Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Healthcare Industry Knowledge, Health Care Procedure and Regulation, Healthcare Ethics, Machine Learning, Verification And Validation, Health Technology, Model Evaluation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Docs, Google Sheets, Gmail, Google Workspace, Calendar Management, Presentations, Spreadsheet Software, Setting Appointments, Excel Formulas, Collaborative Software, Excel Macros, Data Visualization, Email Automation, Email Security, Meeting Facilitation, Version Control, Data Management, Organizational Skills, Scheduling, Productivity Software
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Conflict Management, Intercultural Competence, Cultural Diversity, Cultural Sensitivity, Team Management, Culture, Constructive Feedback, Team Building, Communication Strategies, Non-Verbal Communication, Interpersonal Communications, Verbal Communication Skills, Leadership and Management
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Post-Production, Media Production, Musical Composition, Music History, Digital Publishing, Software Installation, Creativity, Editing
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Computer Graphics, Image Analysis, 3D Modeling, Visualization (Computer Graphics), Medical Imaging, Computer Vision, Automation Engineering, Mathematical Modeling, Algorithms
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Computer Networking, OSI Models, Local Area Networks, Network Planning And Design, Virtual Private Networks (VPN)
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Infographics, Planning, Graphic and Visual Design Software, Design, Graphic Design, Graphical Tools, Graphic and Visual Design, Collaboration
Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Stakeholder Engagement, User Story, Stakeholder Communications, Executive Presence, Persuasive Communication, Strategic Communication, Communication Planning, Influencing, Leadership, Project Risk Management, Stakeholder Management, Data Management, Professional Development, Team Building, Data Integrity, Meeting Facilitation, Negotiation, Data Presentation, Communication, Risk Management
Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Product Lifecycle Management, Environmental Science, Sustainable Development, Mathematical Modeling, Sustainable Engineering, Systems Thinking, Analysis, Microsoft Excel, Case Studies, Accounting, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interactive Data Visualization, Business Intelligence, Data Presentation, Infographics, Data Visualization, Dashboard, Generative AI, Data Ethics, Responsible AI, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), SQL, Data Analysis, Presentations, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks