English writing courses can help you learn grammar, punctuation, and effective sentence structure, along with crafting essays, reports, and creative pieces. You can build skills in developing a clear voice, organizing ideas logically, and editing for clarity and impact. Many courses introduce tools such as word processors, grammar checkers, and collaborative writing platforms, which enhance your writing process and facilitate feedback.

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Methods, Statistics, Probability & Statistics, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Probability Distribution, Probability
★ 4.1 (96) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, Make.com, Prompt Engineering, AI Workflows, Prompt Patterns, Data Ethics, Microsoft Power Automate/Flow, Agentic Workflows, Business Process Automation, Generative AI Agents, Process Flow Diagrams, AI Orchestration, No-Code Development, Agentic systems, Model Deployment, Risking, AI Enablement, Business Priorities, Prompt Engineering Tools, Artificial Intelligence
★ 4 (6) · Beginner · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Immunology, Physiology, Geriatrics, Infectious Diseases, Pharmacology, Biology, Molecular, Cellular, and Microbiology, Pathology, Cell Biology, Molecular Biology
★ 4.7 (75) · Intermediate · Course · 1 - 3 Months

Interplay Learning
Skills you'll gain: Punctuality, Occupational Safety and Health Administration (OSHA), HVAC, Systems Of Measurement, Electrical Safety, Personal protective equipment, Customer experience improvement, Engineering, Scientific, and Technical Instruments, Verbal Communication Skills, User Feedback, Customer Service, Safety Standards, Test Equipment, Punch Work, Electrical Equipment, Maintenance, Repair, and Facility Services, Facility Repair And Maintenance, Professionalism, On-The-Job Training, Personal Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Hardware Design, Electronics Engineering, Engineering Design Process, Electronic Hardware, Electronics, Design, Computer-Aided Design, Functional Design, Verification And Validation, Simulation and Simulation Software, Design Software, Open Source Technology
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Physics, Mechanics, electromagnetics, Vibrations, Materials science, Applied Mathematics, Physical Science, Mathematical Modeling, Advanced Mathematics, Calculus, Differential Equations, Trigonometry, Linear Algebra, Integral Calculus, Problem Solving
★ 4.8 (23) · Intermediate · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Histogram, Data Visualization, Data Literacy, Data Collection, Descriptive Statistics, Statistics, Data Analysis, Statistical Visualization, Plot (Graphics), Statistical Reporting, Sampling (Statistics), Research, Data Validation
★ 4.7 (29) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), iOS Development, Mobile Development, User Interface (UI) Design, Apple iOS, User Interface and User Experience (UI/UX) Design, UI Components, Swift Programming, Application Development, Interactive Design, Cross Platform Development, Animations
★ 4.7 (118) · Beginner · Course · 1 - 4 Weeks

Curtis Institute of Music
Skills you'll gain: Classical Music, Music Theory, Music, Music History, Instrumental Music, Musical Composition, Music Performance, Performing Arts
★ 5 (169) · Beginner · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Data Analysis, Research Design, Epidemiology, Statistical Inference, Statistical Analysis, Analysis, Clinical Research, Biostatistics, Quantitative Research, Public Health, Statistical Methods, Health Care, Probability & Statistics, Research Methodologies, Research, Clinical Trials, Science and Research, Medical Science and Research, Statistics, Descriptive Statistics
★ 4.3 (22) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Cooperation, Interactive Learning, Education Software and Technology, Student Engagement, Pedagogy, Education and Training, Instructional Strategies, Learning Theory, Student-Centred Learning, Collaboration, Teamwork, Mathematics Education, Digital pedagogy, Professional Development, Problem Solving, Project Design, Critical Thinking, Analysis
★ 4.8 (13) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: NumPy, Debugging, Pandas (Python Package), Statistics, Correlation Analysis, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Data Wrangling, Data Preprocessing, LLM Application, Data-oriented programming, Code Reusability, Numerical Analysis, Critical Thinking
★ 4 (24) · Intermediate · Specialization · 3 - 6 Months