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.

Johns Hopkins University
Skills you'll gain: Business Ethics, Leadership Studies, Ethical Standards And Conduct, Diversity and Inclusion, Organizational Leadership, Initiative and Leadership, Business Leadership, Team Leadership, Responsible AI, Artificial Intelligence, Decision Making, Leadership, Cultural Diversity, Leadership Development, Accountability
★ 4.3 (18) · Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Electrical Engineering, Linear Algebra, Physics, Advanced Mathematics, Mathematical Modeling, Differential Equations, Physical Science
★ 4.5 (93) · Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Education Software and Technology, Data Management, Learning Management Systems, Virtual Environment, Digital pedagogy, Test Tools, Authentications, Technology Strategies, Test Planning
★ 4.7 (509) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Electronic Systems, Electronic Hardware, Electronics, Hardware Design, Electronics Engineering, Electrical and Computer Engineering, Microarchitecture, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Components, Diagram Design, Low Voltage, Simulation and Simulation Software, Computational Logic, Verification And Validation, Software Installation
★ 4.5 (44) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Biotechnology, Biological Engineering, Sustainable Technologies, Life Sciences, Biochemistry, Commercialization, Regulatory Affairs, Sustainable Development, Company, Product, and Service Knowledge, Production Process, New Product Development, Product Development, Molecular, Cellular, and Microbiology
★ 4.8 (627) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Data Science, Probability & Statistics, Statistical Methods, Statistical Analysis, Jupyter, Matplotlib, Data Preprocessing, Data Cleansing, Pandas (Python Package), Statistical Inference, Python Programming, Machine Learning
★ 4.3 (128) · Advanced · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Architecture, Computer Networking, TCP/IP, Network Protocols, General Networking, Wireless Networks, Network Routing, Local Area Networks, Routing Protocols, Virtual Local Area Network (VLAN), Network Model, Wide Area Networks, Network Performance Management, Cloud Services
★ 4.9 (20) · Beginner · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Science and Research, Scientific Methods, Research Design, Research, Quantitative Research, Research Methodologies, General Science and Research, Statistical Reporting, Data Literacy, Sample Size Determination, Simulations, Statistical Inference, Statistical Methods, Statistical Analysis, Data Ethics, Computational Thinking, Data Synthesis
★ 4.9 (112) · Intermediate · Course · 1 - 3 Months
University of Washington
Skills you'll gain: Unsupervised Learning, Supervised Learning, Data Science, Machine Learning Methods, Predictive Analytics, Applied Machine Learning, Analytics, Data Analysis, R Programming, Model Optimization, Statistical Methods, Decision Tree Learning, Statistical Inference, Statistical Analysis, Machine Learning, Statistics, Graph Theory, Classification Algorithms, Network Analysis, Big Data
★ 4.1 (324) · Mixed · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability Frameworks, Risk Control, Accountability, Risk Management, Operational Risk, Risk Analysis, Business Risk Management, Information Privacy, Risk Management Framework, Risk Mitigation, AI Security, Personally Identifiable Information, Safety Assurance, Safety and Security, Ethical Standards And Conduct, Artificial Intelligence
★ 4.5 (102) · Beginner · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Water Quality, Water Sustainability, Water Resource Management, Sustainable Development, Environmental Engineering, Environmental Engineering and Restoration, Sanitation, Environmental Monitoring, Sustainable Engineering, Sustainable Design, Human Centered Design, Risk Analysis, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning
★ 4.7 (61) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
★ 4.8 (120) · Beginner · Specialization · 3 - 6 Months