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.

Skills you'll gain: Canva (Software), Animations, Content Creation, Social Media, Creative Design, Graphical Tools, Design, Graphic Design, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Creative Thinking, Brainstorming, Design Thinking, Ideation, Creativity, Creative Problem-Solving, Problem Solving, Cognitive flexibility, Innovation, Critical Thinking, Artificial Intelligence, Systems Thinking, Generative AI, Prototyping, Analysis
Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Pedagogy, Digital pedagogy, Instructional Design, Educational Materials, Innovation, Learning Theory, Learning Strategies, Creativity, Planning, Problem Solving
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Trustworthiness, Cross-Functional Collaboration, Project Planning, Stakeholder Analysis, Business Systems Analysis, Sustainable Development, Strategic Leadership, Social Impact, Team Leadership, Relationship Building, Business Leadership, Sustainable Business, Diversity and Inclusion, Strategic Thinking, Cultural Responsiveness, Project Management, Organizational Strategy, Communication Strategies, Ethical Standards And Conduct
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Entrepreneurial Finance, Business Planning, Design Thinking, Business Modeling, Entrepreneurship, Target Market, Persona Development, Systems Thinking, Value Propositions, New Product Development, Technical Management, Financial Statements, Growth Strategies, Business Ethics, Market Opportunities, Intellectual Property, Gap Analysis, Financial Modeling, Engineering Management, Engineering
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Experimentation, Statistical Analysis, Statistical Methods, Variance Analysis, Data Analysis, Sample Size Determination, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Computational Thinking, Algorithms, Theoretical Computer Science, Bioinformatics, Data Structures, Big Data, Python Programming, Data Analysis, Machine Learning Algorithms, Unsupervised Learning, Analysis
Intermediate · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Process Engineering, Process Control, Manufacturing Processes, Production Process, Electronics, Electronics Engineering, Chemical Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Algorithms, Software Testing, Java, Computer Programming, Software Development, Scalability
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Business Writing, Negotiation, Project Management, Time Management, Problem Solving, Business Consulting, Project Implementation, Leadership and Management, Organizational Effectiveness, Finance, Entrepreneurship, Communication, Analysis, Critical Thinking, Presentations
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Teaching, Systems Thinking, Diversity Awareness, Adaptability, Instructional Design, Digital pedagogy, Constructive Feedback, Higher Education, Innovation, Collaboration
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Facebook, Social Media, Social Media Management, Instagram, Administration, Marketing Automation, Content Development and Management, Marketing, Automation
Beginner · Guided Project · Less Than 2 Hours