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.

Alfaisal University | KLD
Skills you'll gain: Cognitive flexibility, Personal Development, Professional Development, People Management, Strategic Thinking, Business Management, Adaptability, Time Management, Leadership and Management, Organizational Skills, Technology Strategies, Self-Awareness, Communication
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Team Motivation, Team Leadership, Team Management, Benchmarking, Performance Measurement, Change Management, Organizational Change, Six Sigma Methodology, Team Building, Cross-Functional Team Leadership, Leadership and Management, Lean Six Sigma, Process Improvement, Business Metrics, Collaboration, Project Management, Organizational Structure, Leadership, Key Performance Indicators (KPIs), Delegation Skills
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Design Reviews, Graphic and Visual Design, Creative Design, Typography, Design Elements And Principles, Peer Review, Infographics, Motion Graphics, Content Creation, Animations, Image Quality, Advertising, Color Theory, Online Advertising
Beginner · Course · 3 - 6 Months

Tsinghua University
Skills you'll gain: Blended Learning, Education Software and Technology, Learning Management Systems, Student-Centred Learning, Emerging Technologies, Digital Transformation, Innovation, Virtual Environment
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, CI/CD, Agile Methodology, Test Automation, Code Review, Maintainability, Software Development, Mockups, Software Development Methodologies, Test Case, Development Testing, Software Testing, Integration Testing, Debugging, Python Programming, Version Control
Intermediate · Specialization · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Chronic Diseases, Healthcare Ethics, Crisis Intervention, Public Health, Health Care, Long Term Care, Emergency Response, Health Policy, Health Systems, Social Determinants Of Health, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

ESADE Business and Law School
Skills you'll gain: Succession Planning, Business Modeling, Organizational Structure, Business Management, Systems Thinking, Business Leadership, Business Strategy, Entrepreneurship, Governance, Complex Problem Solving, Decision Making, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Project Risk Management, Risk Management, Planning, Team Management, Project Implementation, Project Planning, Business Risk Management, Project Controls, Team Leadership, Project Management, Leadership and Management, Program Evaluation, Initiative and Leadership, Leadership, Prioritization, Analysis
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Front-End Web Development, UI Components, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Graphic and Visual Design, Color Theory, Creativity, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Process Mapping, Process Improvement, Business Modeling, Business Process Improvement, Business Process, Organizational Structure, Project Management, Operations Management, Business Strategy, Leadership and Management, Organizational Effectiveness, Innovation
Mixed · Course · 1 - 3 Months

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks