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 Boulder
Skills you'll gain: SQL, Database Systems, Database Theory, Database Management, Query Languages, Database Design, Relational Databases, Database Administration, Database Application, Data Access, Data Science, Data Analysis, Data Manipulation, Data Modeling, Data Integrity
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Performance Tuning, Splunk, Role-Based Access Control (RBAC), System Monitoring, Distributed Computing, System Configuration, Systems Administration, Data Management, Security Information and Event Management (SIEM), Data Security, Event Monitoring, Scalability, Real Time Data, Authentications
Mixed · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Design Thinking, Human Centered Design, Innovation, Creative Thinking, Community Development, Resourcefulness, Systems Thinking, Sustainable Development, Diversity and Inclusion, Complex Problem Solving, Empowerment, Growth Mindedness, Entrepreneurship, Resilience
Beginner · Course · 1 - 3 Months

Skills you'll gain: People Management, Team Management, Team Building, Leadership and Management, Organizational Leadership, Relationship Management, Leadership, Collaboration, Willingness To Learn, Communication, AI Product Strategy, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistical Hypothesis Testing, Regression Analysis, Statistics, Predictive Modeling, Data Visualization, Statistical Analysis, Data Science, Data Analysis, Statistical Modeling, Histogram, Pandas (Python Package), NumPy, Statistical Inference, Probability, Correlation Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Sampling (Statistics), Data Mining, Statistical Hypothesis Testing, Probability, Linear Algebra, Statistical Analysis, Statistical Inference, Data Analysis, Probability Distribution, Statistics, Machine Learning Algorithms, Machine Learning, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Bidding, Advertising Campaigns, Pay Per Click Advertising, Search Engine Marketing, Online Advertising, Keyword Research, Digital Advertising, Advertising, Campaign Management, Web Analytics, Marketing Strategies, Target Audience
Beginner · Course · 1 - 3 Months

Skills you'll gain: Credit Risk, Financial Statement Analysis, Risk Modeling, Working Capital, Financial Analysis, Financial Modeling, Lending and Underwriting, Financial Data, Risk Management, Risk Analysis, Bank Regulations, Risk Management Framework, Analysis, Cash Flows, Income Statement, Balance Sheet, Regulatory Compliance, Financial Regulation, Corporate Finance, Business Metrics
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Deductive Reasoning, Test Case, Program Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Strategic Leadership, Business Leadership, Change Management, Organizational Change, Team Motivation, Leadership, Motivational Skills, Organizational Leadership, Accountability, Visionary, Leadership Development, Workplace inclusivity, Decision Making, Communication, Team Building, Executive Presence, Team Leadership, Leadership and Management, Diversity and Inclusion, Cross-Functional Team Leadership
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Developing Training Materials, Digital Design, Design Elements And Principles, Graphic Design, Creative Design, Marketing, Social Media
Advanced · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Regression Analysis, R (Software), Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Data Analysis, Statistical Methods, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling
Beginner · Course · 1 - 4 Weeks