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: Photo Editing, Photography, Adobe Photoshop, Photo/Video Production and Technology, Image Quality, Color Theory
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Infrastructure Security, Vulnerability Scanning, Network Security, Amazon Web Services, Firewall, Virtual Networking, Virtual Private Networks (VPN), Security Controls, Cloud Security, AWS Identity and Access Management (IAM), Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File Management, Document Management, Microsoft Power Automate/Flow, Email Automation, Version Control, Intranet, Automation
Beginner · Guided Project · Less Than 2 Hours

University of Huddersfield
Skills you'll gain: Leadership Development, Leadership, Leadership and Management, Organizational Leadership, Team Leadership, Initiative and Leadership, Business Leadership, Professional Development, Influencing, Team Motivation, People Management, Personal Development, Self-Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Recurrent Neural Networks (RNNs), Data Manipulation, Data Transformation, Financial Forecasting, Model Evaluation, Data Visualization, Time Series Analysis and Forecasting, Exploratory Data Analysis, Keras (Neural Network Library), Deep Learning, Pandas (Python Package), NumPy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Team Building, Constructive Feedback, Diversity Equity and Inclusion Initiatives, Adaptability, Diversity and Inclusion, Diversity Training, Workplace inclusivity, Calendar Management, Employee Retention, Team Motivation, Talent Management, Diversity Programs, Diversity Awareness, Drive Engagement, Team Leadership, Leadership, Virtual Teams, Team Performance Management, Leadership and Management, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Human Capital, Human Resources, Talent Management, Workforce Planning, Talent Acquisition, Human Resource Strategy, Employee Performance Management, Performance Appraisal, Talent Recruitment, Labor Relations, Compensation and Benefits, Succession Planning, Workforce Management, Employee Training, Diversity and Inclusion, Occupational Safety And Health, Employee Engagement
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Student Engagement, Algorithms, Diversity Awareness, K-12 pedagogy, Facebook, Instructional Strategies, Programming Principles, Data Storage, Software Engineering, Geographic Information Systems, Image Analysis, Lesson Planning, Computer Science, Theoretical Computer Science, Social Impact
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Adobe Premiere, Video Editing, Cinematography, Video Production, Videography, Editing, Storytelling, Timelines, Creativity
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, System Monitoring, Event Monitoring, Network Monitoring, AWS Identity and Access Management (IAM), Continuous Monitoring, Application Performance Management, Amazon Elastic Compute Cloud, Cloud Computing, Load Balancing
Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Processing, Data Warehousing, Data Integration, Cloud Security, Cloud Technologies, Artificial Intelligence and Machine Learning (AI/ML), SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Verification And Validation, Computational Logic, System Requirements, Data Validation, Functional Requirement, Systems Design, Theoretical Computer Science
Advanced · Course · 1 - 4 Weeks