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: Web Analytics and SEO, Content Management Systems, Search Engine Optimization, Web Design, Retail Management, Order Management, Promotional Strategies, Web Content, E-Commerce, Content Management, Marketing Strategies, Blogs, Online Advertising, Customer Relationship Management (CRM) Software, Business Management, No-Code Development, Dashboard, Email Marketing, Payment Systems
Beginner · Course · 1 - 3 Months
Skills you'll gain: electromagnetics, Wireless Networks, Electronic Components, Performance Tuning, Process Optimization, Design, Analysis, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Culture, Interpersonal Communications, Media and Communications, Research, Persuasive Communication, Qualitative Research
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Blogs, Search Engine Optimization, Copywriting, Web Analytics and SEO, Web Content, Keyword Research, Content Creation, Sales Strategy, Content Strategy, Generative AI, E-Commerce
Mixed · Course · 1 - 3 Months

Skills you'll gain: AutoCAD Civil 3D, Autodesk Revit, Autodesk, Grading (Landscape), AutoCAD, Stormwater Management, Engineering Plans And Specifications, Engineering Analysis, Design, Visualization (Computer Graphics), Coordination, Design and Product, Data Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Human Resources Information System (HRIS), Systems Administration, System Configuration, Organizational Structure, Payroll Administration, Oracle Databases, Workforce Management, Benefits Administration, Payroll, Payroll Processing, Employee Training, Expense Management, User Accounts, Data Validation, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Supervised Learning, Bayesian Network, Logistic Regression, Artificial Neural Networks, Machine Learning Methods, Statistical Modeling, Predictive Modeling, Model Evaluation, Statistical Machine Learning, Probability & Statistics, Bayesian Statistics, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Statistical Methods, Artificial Intelligence, Regression Analysis, Classification Algorithms, Statistical Inference
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
Michigan State University
Skills you'll gain: Infographics, Adobe Illustrator, Graphic and Visual Design, Data Mapping, Graphic Design, Typography, Layout Design, Design Elements And Principles, Storytelling, Color Theory
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Design, Digital Design, Design Elements And Principles, Product Design, Color Theory, Graphic Design, Intellectual Property, Product Promotion, E-Commerce, Digital Assets, Marketing, Marketing Collateral
Advanced · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Advanced Mathematics, Mathematical Modeling, Engineering Analysis, Applied Mathematics, Mathematical Theory & Analysis, Geometry
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Nursing Management, Patient-centered Care, Leadership, Professionalism, Trustworthiness, Teamwork, Collaboration, Emotional Intelligence, Resilience, Assertiveness, Empathy, Problem Solving, Active Listening, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scatter Plots, Data Visualization, Regression Analysis, Excel Formulas, Microsoft Excel, Data Analysis, Descriptive Statistics, Data Visualization Software, Analytics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Correlation Analysis, Statistics, Analysis, Exploratory Data Analysis, Pivot Tables And Charts, Trend Analysis
Beginner · Course · 1 - 4 Weeks