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.

Northeastern University
Skills you'll gain: Project Closure, Engineering Management, Project Schedules, Project Controls, Work Breakdown Structure, Project Management Life Cycle, Scheduling, Project Implementation, Earned Value Management, Project Management, Timelines, Project Performance, Project Planning, Resource Planning, Resource Management, Resource Allocation, Forecasting, Performance Metric
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Data Storytelling, Data Presentation, Human Capital, Employee Relations, Human Resource Strategy, Performance Metric, Employee Training, Dashboard, Business Metrics, Employee Engagement, Business Analysis, Employee Retention, Data Analysis, Compensation Analysis, Training and Development, Compensation and Benefits, Compensation Strategy, Talent Recruitment, Mental Health
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Market Dynamics, Economics, Business Economics, Game Theory, Market Analysis, Resource Allocation, Environmental Policy, Public Policies, Decision Making
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Integral Calculus, Mathematical Theory & Analysis, Algebra, Advanced Mathematics, Geometry, Calculus, Trigonometry, Graphing
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Workforce Planning, Employee Onboarding, Recruitment, Recruitment Strategies, Full Cycle Recruitment, Talent Acquisition, Job Analysis, Human Resources, Employee Engagement, Talent Sourcing, Interviewing Skills, Decision Making, Diversity and Inclusion
Mixed · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Performing Arts
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: People Analytics, Human Capital, Human Resource Strategy, Human Resources, Talent Management, Organizational Effectiveness, Workforce Management, Analytics, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Network Analysis, Employee Retention, Performance Management, Collaboration, Data Analysis, Predictive Analytics
Mixed · Course · 1 - 4 Weeks
University of Geneva
Skills you'll gain: Portfolio Management, Wealth Management, Risk Management, Investment Management, Financial Market, Portfolio Risk, Business Risk Management, Capital Markets, Risk Analysis, Risk Modeling, Asset Management, Performance Measurement, Investments, Market Dynamics, Environmental Social And Corporate Governance (ESG), Financial Planning, Finance, Equities, Performance Analysis, Business Ethics
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Brand Strategy, Logo Design, Branding, Style Guides, Brand Awareness, Graphic and Visual Design, Marketing Materials, Typography, Design Elements And Principles, Color Theory, Asset Management
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months

Duke University
Skills you'll gain: Cognitive flexibility, Psychology, Compassion, Learning Theory, Social Skills, Empathy, Anthropology, Train The Trainer, Experimentation, Research, General Science and Research, Scientific Methods, Cultural Diversity, Cooperation, Non-Verbal Communication, Biology
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Color Theory, Version Control, Typography, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), GitHub, Git (Version Control System), Web Design, Web Design and Development, Web Development, Web Content Accessibility Guidelines, Front-End Web Development, Image Quality, Web Applications, Animations, Web Content, Mobile Development, User Interface (UI) Design
Beginner · Specialization · 3 - 6 Months