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 Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Music, Musical Composition, Instrumental Music, Music Performance
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Editing, Student-Centred Learning, Student Engagement, Instructional Strategies, Peer Review, Writing, Differentiated Instruction
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Musical Composition, Peer Review, Music, Music Theory, Music Performance, Creativity, Writing and Editing, Writing, Storytelling
Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Artificial Intelligence and Machine Learning (AI/ML), SQL
Intermediate · Course · 1 - 3 Months

IESE Business School
Skills you'll gain: Case Studies, Financial Analysis, Market Share, People Management, Strategic Decision-Making, Marketing Management, Business Management, Corporate Strategy, Decision Making, Financial Statement Analysis, Business Analysis, Strategic Thinking, Consumer Behaviour, Complex Problem Solving, Brand Management, Leadership and Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Legal Technology, Responsible AI, Legal Strategy, Legal Research, Generative AI, Case Law, Predictive Analytics, Regulation and Legal Compliance, Artificial Intelligence, Legal Writing, Document Management, Ethical Standards And Conduct, Automation, Natural Language Processing
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Professional Development, Human Resources, Human Resource Strategy, People Development, Organizational Change, Leadership Development, Human Capital, Organizational Development, Professional Networking, Workforce Development, Lifelong Learning, Innovation, Case Studies, Change Management, Time Management, Learning Strategies, Emerging Technologies, Branding
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Configuration Management, Software Testing, Test Automation, Integration Testing, System Testing, Software Quality Assurance, Risk Management, Test Case, Risk Management Framework, Issue Tracking, Performance Testing, Version Control
Beginner · Course · 1 - 4 Weeks

Capitals Coalition
Skills you'll gain: Stakeholder Engagement, Sustainable Business, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Business Risk Management, Sustainable Development, Natural Resource Management, Business Valuation, Sustainability Reporting, Stakeholder Analysis, Risk Analysis, Human Capital, Risk Management, Decision Making, Problem Solving, Business Communication
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Databases, Social Sciences, Trend Analysis, Data Collection, Simulations, Big Data, Machine Learning, Computational Thinking, Data Visualization Software, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Performance Appraisal, Talent Recruitment, Talent Acquisition, Workforce Development, Recruitment, Recruitment Strategies, Training Programs, Negotiation, Performance Management, Resilience, Employee Onboarding, Human Resources Management and Planning, Employee Training, Human Resources, Organizational Leadership, Leadership and Management, Business Ethics, Industrial and Organizational Psychology, Leadership, Conflict Management
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Billing, Billing & Invoicing, Amazon Web Services, Cost Management, Budget Management, Cost Estimation, Amazon CloudWatch, Public Cloud, Capacity Management, Cost Reduction
Intermediate · Course · 1 - 4 Weeks