English vocabulary courses can help you learn word formation, synonyms, antonyms, and contextual usage. You can build skills in effective communication, reading comprehension, and writing clarity. Many courses introduce tools like flashcards, vocabulary apps, and quizzes to reinforce learning and track progress. You’ll also explore topics such as idiomatic expressions, phrasal verbs, and specialized terminology across various fields, enhancing your ability to express ideas clearly and accurately.

Skills you'll gain: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Systems, Database Management, Database Software, Databases, Query Languages, Database Management Systems, Requirements Analysis, Frontend Integration
★ 4.1 (27) · Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Active Listening, Influencing, Negotiation, Leadership, Professional Development, Personal Development, Conflict Management, Decision Making, Persuasive Communication, Rapport Building, Leadership Development, Relationship Building, Business Ethics, Professionalism, Communication, Relationship Management, Ethical Standards And Conduct, Interpersonal Communications, Communication Strategies, Personal Integrity
★ 4.6 (149) · Beginner · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Computational Logic, Deductive Reasoning, Combinatorics, Logical Reasoning, Mathematical Modeling, Operations Research, Theoretical Computer Science, Mathematical Software, Applied Mathematics, Algorithms, Linear Algebra, Model Optimization, Verification And Validation, Arithmetic
★ 4.8 (45) · Intermediate · Course · 1 - 4 Weeks

ISSA (International Sports Sciences Association)
Skills you'll gain: Patient Communication, Medical Support, Mental and Behavioral Health, Treatment Planning, Medical Prescription, Health And Wellness Coaching, Exercise Science, Healthcare Ethics, Collaboration, Athletic Training, Patient Education and Support, Medication Therapy Management, Health Care, Nutrition and Diet, Health Assessment, Nutrition Education, Coaching, Health Education, Nutritional Assessment, Human Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linear Algebra, Differential Equations, Applied Mathematics, Advanced Mathematics, Algebra, Mathematical Modeling, Mathematical Theory & Analysis
★ 4.6 (27) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Content Optimization, Search Engine Optimization, Web Analytics and SEO, Web Analytics, Content Performance Analysis
★ 4.4 (89) · Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Continuous Integration, CI/CD, Continuous Deployment, Integration Testing, DevOps, Software Development, Continuous Monitoring, Software Development Tools, System Monitoring, Build Tools, Containerization, Docker (Software), Application Deployment, Development Environment, Security Controls, GitHub, Automation
★ 4 (41) · Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Musical Composition, Post-Production, Music, Media Production, Video Editing, Music Performance, Editing, Automation, Electronic Media
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Threat Detection, Cyber Security Strategy, System Monitoring, Cybersecurity, Cyber Operations, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Scripting, Scripting Languages
★ 4.5 (86) · Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Data Structures, Graph Theory, Computational Thinking, Theoretical Computer Science, Algorithms, Computer Programming, Computer Science, C (Programming Language), Data Storage, C++ (Programming Language)
★ 4.2 (251) · Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: Cyber Threat Intelligence, Cyber Operations, Cyber Threat Hunting, Threat Modeling, Cybersecurity, Cyber Security Strategy, Network Security, MITRE ATT&CK Framework, Intrusion Detection and Prevention, Cyber Attacks, Linux Commands, Linux, Cyber Engineering, Network Administration, Operating System Administration, Hardening, Network Monitoring, Exploitation techniques, Security Awareness, Operating Systems
★ 4.7 (6) · Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months