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.

Johns Hopkins University
Skills you'll gain: Accident Prevention, Injury Prevention, Health Equity, Safety Standards, Civil Engineering, Grant Writing, Health Disparities, Systems Thinking, Community Outreach, Public Health, Community Development, Risk Analysis, Cultural Sensitivity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Mergers & Acquisitions, Financial Modeling, Business Valuation, Financial Analysis, Investment Banking, Financial Forecasting, Case Studies, Corporate Strategy, Plan Execution, Cash Flows
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Team Building, Resilience, Emotional Intelligence, Leadership, Team Management, Empathy & Emotional Intelligence, Team Motivation, Conflict Management, Collaboration, Communication, Adaptability, Change Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Manufacturing Operations, Production Management, Production Planning, Production Process, Operations Management, Business Operations, Inventory Control, Quality Control, Scheduling, Inventory Management System, Operational Efficiency, Lean Manufacturing, Material Requirements Planning, Quality Management, Project Management, Statistical Process Controls, Process Analysis, Workforce Management, Facility Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, GitLab, Software Development Tools, Software Installation, Software Configuration Management, Development Environment, Ubuntu, Command-Line Interface, Linux
Beginner · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Machine Learning, Natural Language Processing, Text Mining, Network Analysis, Analytics, Data Preprocessing, Unstructured Data, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Creative Thinking, Information Management, Content Management, Knowledge Transfer, Digital Publishing, Curiosity, Creative Problem-Solving, Information Architecture, File Management, Systems Thinking, Critical Thinking, Productivity Software, Responsible AI, Organizational Skills, Productivity, Writing and Editing, Collaboration, Development Environment
Beginner · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Socioeconomics, Epidemiology, Crisis Management, Health Technology, Health Policy, Social Sciences, Infectious Diseases, Social Work, Public Health, Telehealth, Mental Health, Health Informatics, Surveys, Data-Driven Decision-Making, Data Science, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Six Sigma Methodology, Lean Six Sigma, Quality Improvement, Quality Management, Process Analysis, Process Improvement, Data-Driven Decision-Making, Business Process, Continuous Improvement Process, Team Oriented, Statistical Process Controls, Pareto Chart, Statistics, Statistical Methods, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sustainable Systems, Sustainable Development, Organizational Change, Culture Transformation, Organizational Effectiveness, Sustainable Business, Strategic Leadership, Leadership Development, Corporate Sustainability, Systems Thinking, Environmental Issue, Social Impact, Leadership, Business Ethics, Initiative and Leadership, Professional Development, Change Management, Environmental Social And Corporate Governance (ESG), Complex Problem Solving, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, DevOps, Application Deployment, Continuous Delivery, Spring Framework, Build Tools, Version Control
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Sampling (Statistics), Matplotlib, Data Analysis, Data Mining, Statistical Analysis, Statistical Hypothesis Testing, NumPy, Pandas (Python Package), Probability Distribution, Dimensionality Reduction, Model Evaluation, R Programming, Probability, Python Programming, Scikit Learn (Machine Learning Library), Data Preprocessing, Linear Algebra, Applied Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months