Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, R (Software), Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Data Wrangling, Data Processing, File Management, Software Installation
★ 4.7 (309) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Communication Systems, Telecommunications, Algorithms, Linear Algebra, Jupyter
★ 4.5 (646) · Intermediate · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Bayesian Network, Decision Intelligence, Bayesian Statistics, Graph Theory, Probability Distribution, Network Model, Statistical Modeling, Markov Model, Decision Support Systems, Probability & Statistics, Network Analysis, Dependency Analysis
★ 4.6 (1.4K) · Advanced · Course · 1 - 3 Months
University of California, Santa Cruz
★ 4.6 (793) · Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Child Welfare, Social Justice, Human Development, Social and Human Services, Social Sciences, Child Health, Court Systems, International Relations, Childhood Education and Development, Cultural Diversity, Legal Proceedings, Anthropology, Advocacy, Research
★ 4.7 (2.2K) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Closing (Sales), B2B Sales, Sales Presentation, Sales Process, Sales Presentations, Selling Techniques, General Sales Practices, Concision, Customer Analysis, Verbal Communication Skills, Oral Expression, Business Communication, Adaptability, Communication Strategies, Communication, Decision Making
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Business Workflow Analysis, Business Analysis, Analytics, Data Preprocessing, Data Analysis, Data-Driven Decision-Making, Descriptive Analytics, Data Presentation, Business Solutions, Python Programming
★ 4.6 (324) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Information Architecture, Audit Planning, Software Documentation, Auditing, Document Control, Document Management, Internal Auditing, User Centered Design, Scalability, Content Strategy, Data Cleansing, Content Management, Data Quality, Content Optimization, Content Development and Management, Data Governance
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, R (Software), Plot (Graphics), Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Wrangling, Data Visualization, Data Preprocessing, Technical Documentation, Unit Testing, Data Cleansing, Object Oriented Programming (OOP), Object Oriented Design
★ 4.2 (1.5K) · Beginner · Specialization · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Ancient History, Cultural Sensitivity, Culture, Diagram Design, Intercultural Competence, Cultural Diversity, Language Learning, Liberal Arts, Creativity, Language Interpretation, Translation, and Studies, Case Studies, European History, World History, Motion Arguments, Social Studies, Diversity Awareness, Social Justice, Anthropology, Empathy & Emotional Intelligence, Research
★ 4.8 (238) · Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Javascript, Data Manipulation, HTML and CSS, Data Validation, UI Components, Scripting, Event-Driven Programming, Scripting Languages, Computational Thinking, JavaScript Frameworks, Web Design and Development, Web Applications, Programming Principles, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Program Development, Game Design, Frontend Performance
★ 4.7 (1.1K) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: C (Programming Language), Python Programming, Programming Principles, Computer Programming, Unix
★ 4.5 (89) · Intermediate · Course · 1 - 3 Months