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: Project Risk Management, Risk Management, Planning, Team Management, Project Implementation, Project Planning, Team Leadership, Project Management, Leadership and Management, Program Evaluation, Leadership, Prioritization, Stakeholder Management, Analysis
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, electromagnetics, Physics, Engineering Analysis, Engineering Calculations, Mathematical Modeling, Problem Solving, Applied Mathematics, Advanced Mathematics, Electronic Components, Mathematical Theory & Analysis, Calculus, Differential Equations, Integral Calculus, Trigonometry, Derivatives
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Governance, Meeting Facilitation, Leadership and Management, Organizational Effectiveness, Leadership, Leadership Development, Case Studies, Team Performance Management, Organizational Structure, Culture Transformation, Culture, Diversity and Inclusion, Recruitment Strategies
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Social Sciences, Big Data, Sociology, Demography, Socioeconomics, Anthropology, Economics, Data Analysis, Analytics, Cultural Diversity, World History, Quantitative Research
Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Leadership and Management, People Management, Intercultural Competence, Team Leadership, Organizational Change, Decision Making, Cultural Diversity, Conflict Management, Business Leadership, Team Management, Leadership, Virtual Teams, Organizational Development, Cultural Sensitivity, Organizational Structure, Diversity and Inclusion, Influencing, Business Ethics, Negotiation, Business Communication
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Visualization, Data Visualization Software, Dashboard, 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

Stanford University
Skills you'll gain: Patient Communication, Primary Care, Patient Education And Counseling, Patient-centered Care, Care Coordination, Oncology, Health Assessment, Chronic Diseases, Preventative Care, Clinical Assessment, Mental Health
Intermediate · Course · 1 - 4 Weeks
Dartmouth College
Skills you'll gain: Neurology, Creativity, Anatomy, Critical Thinking, Culture, Mindfulness, Liberal Arts, Physiology, Research, Psychology, Social Sciences, Ethical Standards And Conduct, Human Learning, Anthropology, Biology, Sociology, Systems Thinking, Experimentation, Governance, Science and Research
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Color Theory, Typography, Adobe Express, Visual Design, Color Matching, Design, Graphic Design, Creative Design, Design Elements And Principles, Layout Design, Branding
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Social Justice, Liberal Arts, Systems Thinking, Creativity, Social Studies, Case Studies, Ethical Standards And Conduct, Research, Discussion Facilitation, Psychology, Qualitative Research
Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Complex Problem Solving, Innovation, Team Leadership, Team Management, Strategic Leadership, Conflict Management, Leadership, Leadership Development, Business Leadership, Organizational Leadership, Team Motivation, People Management, Business Transformation, Virtual Teams, Critical Thinking, Professional Development, Leadership and Management, Telecommuting, Strategic Decision-Making, Team Performance Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Pain Management, Wound Care, Blood Collection, Vital Signs, Patient-centered Care, Health Assessment, Infection Control, Clinical Nursing, Patient Treatment, Patient Evaluation, Emergency Nursing, Patient Safety, Health Care, Healthcare Ethics, Patient Positioning, Patient Education And Counseling, Medical Surgical Nursing, Nursing, Healthcare Industry Knowledge, Clinical Nutrition
Beginner · Specialization · 3 - 6 Months