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 Alberta
Skills you'll gain: Natural Resource Management, Climate Change Adaptation, Environment and Resource Management, Sustainable Development, Community Development, Environmental Policy, Case Studies, International Relations, Environmental Science, Socioeconomics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Data Visualization Software, Dashboard, Looker (Software), Data Modeling, Data Access, Business Analytics, UI/UX Strategy, Data Analysis, Data Governance, Performance Tuning, Cloud Services, Self Service Technologies, Version Control
Beginner · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Risk Analysis, Risk Management, Risk Modeling, Hazard Analysis, Mitigation, Project Risk Management, Failure Analysis, Risk Mitigation, Disaster Recovery, Failure Mode And Effects Analysis, Climate Change Adaptation, Vulnerability Assessments, Public Policies, Quantitative Research, Qualitative Research
Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Billing, Billing Systems, Cost Management, Amazon Web Services, Cost Control, Cloud Management, Cost Estimation, Public Cloud, Cloud Services
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Sustainable Business, Sustainable Development, Organizational Leadership, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Systems Thinking, Brand Marketing, Change Management, Strategic Leadership, Professional Development, Waste Minimization, Packaging and Labeling, Environment and Resource Management, Business Leadership, Regulatory Compliance, Engineering Management, Market Opportunities, Key Performance Indicators (KPIs), Emerging Technologies, Digital Marketing
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistics, Regression Analysis, Probability, Statistical Hypothesis Testing, Probability Distribution, Statistical Analysis, Statistical Inference, Sampling (Statistics), Combinatorics
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Human Capital, Human Resources, Human Resources Management and Planning, Human Resource Strategy, HR Tech, Human Resource Policies, People Analytics, Employee Engagement, Workforce Development, Industrial and Organizational Psychology, Compensation Management, Employee Retention, Safety Culture, Legal Risk, Labor Law, Environment Health And Safety, Organizational Leadership, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Systems Design, Theoretical Computer Science, Systems Analysis, Computer Architecture, Software Architecture, Simulations, Graph Theory, Hardware Architecture, Logical Reasoning
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Data Storage Technologies, Data Store, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Security Controls, File Management, Authorization (Computing), File Systems, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Typography, Graphic and Visual Design, Graphic Design, Style Guides, Digital Design, Adobe Photoshop, Adobe Illustrator, Design, Photo Editing, Design Elements And Principles, Storytelling, File Management, Color Theory
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Music Theory, Digital Design, Instrumental Music, Performance Tuning, Programming Principles, Interoperability, Development Environment
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Game Theory, Conflict Management, Bidding, Business Strategy, Negotiation, Strategic Thinking, Strategic Decision-Making, Market Dynamics, Market Analysis, Decision Making, Economics
Beginner · Course · 1 - 4 Weeks