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 Boulder
Skills you'll gain: Oil and Gas, Environment, Governance, Energy and Utilities, Environmental Science, International Relations, Environmental Policy, Socioeconomics, Natural Resource Management, Economics, Cultural Diversity, Transportation Operations, Climate Change Adaptation, Strategic Thinking, Demography
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Autoencoders, Convolutional Neural Networks, Generative Adversarial Networks (GANs), Applied Machine Learning, Model Deployment, Unsupervised Learning, Artificial Intelligence, Classification Algorithms
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Infrastructure, Customer Analysis, Network Troubleshooting, Technical Consulting, Amazon S3, Cloud Computing, Technical Support, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Requirements Analysis, Root Cause Analysis, Scenario Testing, System Support, Virtual Networking, Customer Support, Cloud Storage, Serverless Computing, System Monitoring, Data Security
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Mathematical Software, Data Analysis, Mathematical Theory & Analysis, Derivatives, Graphing, Algebra
Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Data Security, Data Governance, Data Ethics, Data Loss Prevention, Security Controls, Regulatory Compliance, Compliance Management, Compliance Training, Data Integrity, Security Strategy, Regulatory Requirements, Employee Training
Beginner · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Matplotlib, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Natural Language Processing, Data Visualization Software, Unit Testing, Cloud Deployment, Jupyter, Database Development, Data Processing, Virtual Environment, Dependency Analysis, Python Programming
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Data Visualization, Data Manipulation, Data Science, Histogram, Package and Software Management, Data Import/Export, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Serverless Computing, Amazon S3, Identity and Access Management, Disaster Recovery, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud Computing Architecture, Amazon Redshift, Amazon DynamoDB, Solution Architecture, Cloud-Native Computing, Containerization, Cloud Infrastructure, Cloud Engineering, Kubernetes, Cloud Computing, Hybrid Cloud Computing, API Gateway
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Probability, Bayesian Statistics, Probability Distribution, Risk Modeling, Mathematical Modeling, Statistical Inference, Markov Model, Reliability, Simulations, Applied Mathematics, Statistical Analysis, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Apple iOS, iOS Development, Apple Xcode, Video Game Development, Swift Programming, Mobile Development, Geographic Information Systems, Game Design, Interactive Design, Animation and Game Design, Animations, Interaction Design, Human Computer Interaction, User Interface (UI), Global Positioning Systems, User Interface (UI) Design, Application Development
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: ISO 9000 Series, Food Quality Assurance And Control, Quality Assurance and Control, Food and Beverage, Quality Assessment, Quality Management, Hazard Analysis, Standard Operating Procedure, Statistical Process Controls, Cost Control, Descriptive Statistics
Intermediate · Course · 1 - 4 Weeks