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: Workflow Management, Service Improvement, Kanban Principles, Business Process, Customer Analysis, Process Analysis, Capacity Management, Process Improvement, Operational Excellence, Team Performance Management, Lean Methodologies, Continuous Improvement Process, Systems Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Web Design, Hypertext Markup Language (HTML), Creative Design, Cascading Style Sheets (CSS), User Interface (UI), Web Development, Usability, Information Architecture
Mixed · Course · 1 - 4 Weeks

The Open University
Skills you'll gain: Sustainable Business, Stakeholder Engagement, Corporate Sustainability, Business Modeling, Environmental Social And Corporate Governance (ESG), Stakeholder Analysis, Systems Thinking, Value Propositions, Design Thinking, Verification And Validation, Presentations, Innovation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic systems, Human Computer Interaction, Interaction Design, User Experience Design, User Experience, Responsible AI, AI Product Strategy, Design Strategies, Human Centered Design, Data Ethics, Artificial Intelligence, Automation, Machine Learning, Technology Strategies, Emerging Technologies
Intermediate · Course · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Calculus, Computational Thinking, Derivatives, Digital pedagogy, Mathematical Theory & Analysis, Education Software and Technology, Graphical Tools, Graphing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Preprocessing, Predictive Modeling, Feature Engineering, Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Data Analysis, Machine Learning, Model Evaluation, Model Deployment, Interactive Data Visualization, Data Import/Export, Virtual Environment
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Algorithms, Theoretical Computer Science, Data Structures, Computational Thinking, Analysis, Computer Science, Performance Tuning, Software Development, Scalability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, GitHub, Bitbucket, Git (Version Control System), Unity Engine, Game Design, Video Game Development, 3D Assets, Animation and Game Design, Computer Graphics, Animations, Graphical Tools
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Troubleshooting, Routing Protocols, Network Monitoring, Wide Area Networks, Network Routing, Network Planning And Design, Network Architecture, Network Protocols, Data Structures, System Configuration, Debugging
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Amazon CloudWatch, AWS CloudFormation, Amazon Web Services, Cloud Applications, Scalability, CI/CD, Infrastructure as Code (IaC), Containerization, Application Development, Application Performance Management, Cloud API
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cybersecurity, Anomaly Detection, Cyber Threat Intelligence, Threat Detection, AI Security, Security Awareness, Network Analysis, Generative AI, Prompt Engineering, Email Security, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL Server Integration Services (SSIS), Extract, Transform, Load, Data Warehousing, Data Transformation, Data Manipulation, Data Analysis, Microsoft SQL Servers, Data Integration, Data Mining, Data Processing, SQL, Workflow Management, Dataflow
Mixed · Course · 1 - 3 Months