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.

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Data Analysis, Data Science, Probability & Statistics, Statistical Analysis, Jupyter, Matplotlib, Data Cleansing, Pandas (Python Package), Statistical Inference, Statistics, Data Quality, Data Manipulation, Python Programming, Machine Learning
Advanced · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Sustainable Development, Socioeconomics, Systems Thinking, Social Sciences, Environmental Issue, Timelines, Environmental Policy, Ethical Standards And Conduct, Political Sciences, Economics
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Research Design, Statistical Analysis, Data Ethics, Statistical Modeling, Data Science, Data Analysis, Quantitative Research, Regression Analysis, Probability & Statistics, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Terraform, CI/CD, Infrastructure as Code (IaC), Continuous Integration, Ansible, Application Performance Management, Prometheus (Software), Continuous Deployment, Kubernetes, Application Deployment, System Monitoring, Package and Software Management, GitHub, Docker (Software), Software Development Tools, Version Control, Containerization, YAML, Infrastructure As A Service (IaaS), Automation
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Presentations, Verbal Communication Skills, Communication, Non-Verbal Communication, Microsoft PowerPoint, Business Communication, English Language, Interpersonal Communications, Business Leadership, Crisis Management, Organizational Structure, Leadership and Management, Business, Business Management, Global Marketing, Rapport Building, Leadership, Corporate Communications, Grammar, Vocabulary
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: DevOps, DevSecOps, CI/CD, GitHub, Continuous Deployment, Continuous Integration, Version Control, Git (Version Control System), Process Improvement, Software Development, IT Automation, Digital Transformation, Business Transformation, Cross-Functional Collaboration, Continuous Improvement Process, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotic Process Automation, Artificial Intelligence, Graph Theory, Algorithms, Computer Vision, Control Systems, Data Structures, Python Programming, Simulations
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Systems Thinking, Analysis, General Science and Research, Materials science, Simulations, Biology, Scientific Methods, Mathematical Modeling, Physics, Psychology, Applied Mathematics
Mixed · Course · 1 - 3 Months

University of North Texas
Skills you'll gain: Hospitality Management, Hospitality, Employee Training, Human Resources Management and Planning, Performance Appraisal, Leadership and Management, Team Motivation, Training Programs, Human Resources, Customer experience improvement, Recruitment, Employee Performance Management, Human Resource Strategy, Legal Risk, Employee Onboarding, Talent Acquisition, Job Analysis, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Design Thinking, Data Science, Process Design, Strategic Thinking, Data Pipelines, Data Validation, Data Processing, Workflow Management, Data Quality, Business Priorities, Pandas (Python Package), NumPy, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Innovation, Systems Thinking, Storytelling, Transportation Operations, Critical Thinking, Sustainable Systems, Policy Analysis, Cultural Diversity, Sociology, Economics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Team Management, Team Leadership, Leadership and Management, Business Leadership, Leadership, Leadership Development, Adaptability, People Management, Performance Management, Cognitive flexibility, Employee Engagement, Change Management, Self-Awareness, Emotional Intelligence, Coaching
Intermediate · Course · 1 - 4 Weeks