English pronunciation courses can help you learn vowel and consonant sounds, intonation patterns, and stress placement. You can build skills in clear speech, effective listening, and accent reduction techniques. Many courses introduce tools like phonetic charts and pronunciation apps, which assist in practicing sounds and tracking progress.

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Infectious Diseases, Pathology, Patient Evaluation, Healthcare Ethics, Microbiology, Public Health and Disease Prevention, Diagnostic Tests, Bloodborne Pathogens, Laboratory Testing, Public Health, Immunology, Biology, Case Studies, Patient Treatment, Health Care, Clinical Assessment
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Electrical Power, Pollution Prevention, Sustainable Development, Environmental Policy, Oil and Gas, Sustainable Technologies, Environment, Socioeconomics, Environmental Science, Biological Engineering, Economics, Chemical Engineering
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Restful API, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Robotic Process Automation, Automation, Business Process Automation, Software Development Tools, User Interface (UI), Software Installation, Version Control, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Program Evaluation, Smart Goals, Surveys, Goal Setting, Survey Creation, Performance Measurement, Grant Writing, Data Collection, Research Methodologies
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Beginner · Course · 1 - 3 Months

IESE Business School
Skills you'll gain: Value Propositions, Brand Management, Marketing, Marketing Strategies, Strategic Marketing, Product Strategy, Digital Marketing, Brand Strategy, Marketing Planning, Target Audience, Marketing Communications, Marketing Analytics, Customer Insights, Marketing Channel, Market Analysis, Consumer Behaviour
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Inference, Sampling (Statistics), Data Modeling, Statistics, Probability & Statistics, Statistical Analysis, Statistical Methods, Statistical Modeling, Marketing Analytics, Tableau Software, Data Analysis, Spreadsheet Software, Analytics, Time Series Analysis and Forecasting, Regression Analysis
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Market Research, Proposal Writing, Research Methodologies, Market Analysis, Business Research, Data Collection, Quantitative Research, Business Writing, Sampling (Statistics), Survey Creation, Qualitative Research, Request for Proposal, Client Services, Professional Networking
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months