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: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Network Engineering, Firewall, Amazon Web Services, Cloud Services, Network Infrastructure
★ 5 (7) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Data Validation, User Interface (UI), Application Design, Application Development, UI Components, Usability, Interactive Design
★ 4.9 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe After Effects, Video Production, Post-Production, Photo/Video Production and Technology, Videography, Video Editing, Conceptual Design, Ideation, Visual Storytelling, Cinematography, Motion Graphics, File Management, Computer Graphic Techniques, Color Matching
Mixed · Course · 1 - 3 Months

Skills you'll gain: Oral Expression, Active Listening, Verbal Communication Skills, Discussion Facilitation, Interviewing Skills, Oral Comprehension, Teamwork, Communication, Communication Strategies, Tactfulness, Social Skills, Interpersonal Communications, Corporate Communications, Collaboration, Business Communication, Professionalism, Rapport Building, Non-Verbal Communication, Job Analysis, Recruitment
★ 4.8 (11) · Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Oral Comprehension, English Language, Literacy, Grammar, Language Learning, Vocabulary
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Plot (Graphics), Statistical Visualization, Data Presentation, Box Plots, Scatter Plots, Data Visualization, Interactive Data Visualization, Dashboard Creation, Histogram, Descriptive Statistics, Data Visualization Software, R (Software), R Programming, Integrated Development Environments, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computational Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Cloud Hosting, Web Development, Cloud Deployment, Responsive Web Design, Web Design, Web Presence, Application Deployment, Typography, Servers, Javascript
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Engineering, Thermal Management, Materials science, Physics, Engineering Calculations, Three-Phase, Physical Science, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Layout Design, UI Components, Front-End Web Development, Multimedia, Usability, Web Development, Interactive Design, Javascript, Graphic and Visual Design, Web Design and Development, Typography, Project Design, User Interface (UI), Web Analytics and SEO
★ 4.7 (13) · Beginner · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Rapport Building, Empathy, Interpersonal Communications, Goal Setting, Smart Goals, Active Listening, Mindfulness, Stress First Aid, Crisis Intervention, Registration, Mentorship, Training Programs, Community Development, Personal Development, Meditation & Breathwork, Resourcefulness
★ 5 (7) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Jira (Software), Backlogs, Kanban Principles, Collaborative Software, Project Management Software, User Story, Project Management, Agile Methodology, Work Breakdown Structure, Issue Tracking, Organizational Skills, Workflow Management, Prioritization
Beginner · Course · 1 - 4 Weeks