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.

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

The Open University
Skills you'll gain: Sustainable Business, Sustainable Development, Innovation, Environmental Social And Corporate Governance (ESG), Stakeholder Engagement, Business Continuity, Environmental Issue, Social Impact, Business Ethics, Business Architecture, Systems Thinking, Business Modeling, Complex Problem Solving
Intermediate · Course · 1 - 4 Weeks

Indian Institute of Science
Skills you'll gain: Engineering Documentation, Biomedical Engineering, Medical Devices, Technical Documentation, Electronic Systems, Electronic Components, Technical Communication, Materials science, Manufacturing Processes, Prototyping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instrumental Music, Music, Musical Composition, Media Production, Post-Production, Music Theory, Editing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Software Design, C++ (Programming Language), Software Architecture, Programming Principles, Object Oriented Programming (OOP), Maintainability, Prototyping, Database Application
Intermediate · 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

Skills you'll gain: Artificial Intelligence, Bayesian Network, Applied Machine Learning, Computational Logic, Machine Learning, Unsupervised Learning, Bayesian Statistics, Artificial Neural Networks, Reinforcement Learning, Markov Model, Algorithms, Probability & Statistics, Decision Making
Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Scatter Plots, Health Policy, Environmental Monitoring, Environmental Science, Data Analysis, Health Education, Health Equity, Community Health, Regression Analysis, Systems Thinking, Public Health, Sustainable Development, Health Informatics, Forecasting, Climate Change Adaptation, Data Visualization
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Model Evaluation, Intrusion Detection and Prevention, Threat Detection, Computer Security Incident Management, Cybersecurity, Anomaly Detection, Applied Machine Learning, Network Security, Machine Learning, Unsupervised Learning, Supervised Learning, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Infrastructure as Code (IaC), Data Governance, AWS Identity and Access Management (IAM), Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Key Management, Security Controls, Amazon S3, Continuous Monitoring, Firewall, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Premiere, Video Editing, Post-Production, Photo/Video Production and Technology, Editing, Video Production, Color Theory, File Management, Motion Graphics, Collaborative Software, Timelines
Beginner · Course · 3 - 6 Months

Skills you'll gain: Continuous Improvement Process, Process Improvement, Risk Management, Performance Measurement, Quality Management, Process Analysis, Performance Management, Project Management, Process Optimization, Verification And Validation, Requirements Analysis, Project Planning, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks