First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Skills you'll gain: Plotly, Predictive Modeling, Exploratory Data Analysis, Data Storytelling, Statistical Machine Learning, Data Science, Business Analytics, Data-Driven Decision-Making, Pandas (Python Package), Data Analysis, Web Scraping, Data Wrangling, Model Evaluation, Python Programming, SQL, GitHub
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, jQuery, Web Design and Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), User Experience Design, User Accounts, MongoDB, Wireframing, Web Applications, Full-Stack Web Development, Interactive Data Visualization, Application Design, JavaScript Frameworks, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Writing, Vocabulary
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Databases, User Interface and User Experience (UI/UX) Design, Database Theory, Application Frameworks, TypeScript
Intermediate · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Front-End Web Development, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Maternal Health, Prenatal Care, Child Health, Patient Education And Counseling, Nutrition Counseling, Preventative Care, Clinical Nutrition, Nutrition and Diet, Food Safety and Sanitation, Medical Science and Research, Endocrinology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Persona (User Experience), Responsive Web Design, Human Centered Design, Design, Design Research, Design Thinking, Usability Testing, Prototyping, Generative AI, Storytelling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Continuous Integration, CI/CD, AI Orchestration, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance
Mixed · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Public Health and Disease Prevention, Public Health, Environmental Science, Infectious Diseases, Epidemiology, Preventative Care, Environmental Policy, Health Policy, Health Care Procedure and Regulation, Policty Analysis, Research, and Development, Climate Change Adaptation, Governance, Food Safety and Sanitation, Legal Strategy, Case Studies
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Responsive Web Design, User Interface (UI), Usability, Web Development Tools, Web Development, Javascript, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic systems, OpenAI API, AI Workflows, Real Time Data, Tool Calling, Prompt Engineering, Application Programming Interface (API), Software Architecture, Systems Integration, Application Security
Intermediate · Course · 1 - 4 Weeks