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 Colorado System
Skills you'll gain: Sustainability Reporting, Organizational Change, Sustainable Design, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Leadership and Management, Key Performance Indicators (KPIs), Change Management, Product Design, Packaging and Labeling, Leadership, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Constructive Feedback, Coaching, Employee Coaching, Proactivity, Leadership, Team Management, Leadership and Management, Expectation Management, Communication, Conflict Management, Active Listening, Adaptability, Diversity and Inclusion, Emotional Intelligence, Change Management, Goal Setting
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Lean Manufacturing, Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Failure Mode And Effects Analysis, Kaizen Methodology, Process Optimization, Quality Improvement, Operational Efficiency, Process Improvement, Performance Measurement, Manufacturing Operations, Quality Management, Operational Excellence, Business Process, Statistical Analysis, Waste Minimization, Process Capability, Kanban Principles
Beginner · Specialization · 1 - 3 Months

Peking University
Skills you'll gain: Data Structures, Algorithms, Computer Science, Theoretical Computer Science, Data Architecture, Database Systems, Performance Tuning, Data Storage
Mixed · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Conflict Management, Diversity Equity and Inclusion Initiatives, Team Leadership, Workplace inclusivity, Stress Management, Organizational Leadership, Diversity and Inclusion, Mental Health, People Management, Rapport Building, Leadership, Leadership and Management, Occupational Safety And Health, Leadership Development, Personal Development, Emotional Intelligence, Employee Engagement, Empathy, Resilience, Communication
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Industrial and Organizational Psychology, Job Analysis, Talent Management, Leadership and Management, Team Leadership, Team Building, Leadership, Performance Analysis, Organizational Leadership, Human Resources, Occupational Safety And Health, Diversity and Inclusion, Team Motivation, Employee Performance Management, Workforce Development, Performance Management, Research, Employee Engagement, Scientific Methods, Employee Training
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plotly, NumPy, Probability & Statistics, Dashboard, Statistics, Pandas (Python Package), Data Analysis, Statistical Analysis, Regression Analysis, Data Manipulation, Python Programming, Analytics, Statistical Methods, Applied Machine Learning, Probability, Data Science, Statistical Modeling, Machine Learning, Interactive Data Visualization, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

The Pennsylvania State University
Skills you'll gain: Geographic Information Systems, Case Studies, Climate Change Programs, Systems Thinking, Design Thinking, Geospatial Information and Technology, Sustainable Design, Spatial Analysis, Collaborative Software, Decision Support Systems, Cultural Responsiveness
Beginner · Course · 1 - 3 Months

Fred Hutchinson Cancer Center
Skills you'll gain: Collaborative Software, GitHub, Technical Writing, Version Control, Engineering Documentation, Document Management, Technical Documentation, Typography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Query Languages, Relational Databases, Database Management, Databases, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

National Taiwan University
Skills you'll gain: Child Development, Research Methodologies, Research Design, Human Development, Learning Theory, Human Learning, Data Collection, Psychology, Ethical Standards And Conduct, Anthropology
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Automation, Restful API, Application Programming Interface (API), Python Programming, Data Cleansing, Performance Tuning, Productivity, File Management
Beginner · Course · 1 - 3 Months