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: Building Codes, Construction, Construction Inspection, Safety Assurance, Safety Standards, Building Design, Hazard Analysis, Hydraulics, Systems Integration
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Ajax, Javascript, Data Manipulation, Data Validation, UI Components, HTML and CSS, Scripting, JSON, Scripting Languages, Event-Driven Programming, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Game Design, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Animations, Programming Principles
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Timelines, Project Schedules, Project Management, Milestones (Project Management), Project Coordination, Scheduling, Project Scoping, Project Management Software, Project Planning, Dependency Analysis, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Algorithms, Network Routing, Programming Principles, Social Network Analysis, Data Structures, Network Analysis, Network Model
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Intellectual Property, Research, Research Methodologies, Personal Development, Research Design, Research and Design, Curiosity, Science and Research, Problem Solving, Persistence, Persuasive Communication, Time Management, Student Engagement, Goal Setting, Journals, Communication, Ethical Standards And Conduct, Strategic Thinking, Decision Making, Safety and Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Security, Network Security, Information Systems Security, Cloud Security, Cybersecurity, System Monitoring, Internet Of Things, Network Monitoring, Cyber Attacks, Mobile Security, Cryptography, Information Privacy, Authorization (Computing), Wireless Networks, Authentications, Data Storage, Patch Management, Operating Systems, Cloud Services, Cloud Platforms
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Storytelling, Trustworthiness, Personal Integrity, Compassion, Ethical Standards And Conduct, Optimism, Aesthetics, Positivity, Growth Mindedness, Resilience, Art History, Liberal Arts, Performing Arts, Teaching, Community Development, Creativity, Self-Awareness, Discussion Facilitation, Music, Leadership
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Malware Protection, Penetration Testing, Network Security, Security Testing, Cybersecurity, Cyber Security Assessment, Cyber Attacks, Threat Detection, Information Systems Security, Cryptography, Cyber Security Strategy, Exploit development, Intrusion Detection and Prevention, Cyber Threat Intelligence, Firewall, Security Controls, Cyber Threat Hunting, Security Awareness, Security Strategy, Cyber Risk
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Workflow Management, Jira (Software), Product Roadmaps, Backlogs, Kanban Principles, Project Coordination, Agile Software Development, Agile Methodology, Issue Tracking, Agile Project Management, Project Management Software, Work Order
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Paid media, Instagram, Online Advertising, Social Media, Social Media Campaigns, Advertising Campaigns, Advertising, Digital Advertising, Marketing Materials, Social Media Marketing, Social Media Content, Social Media Strategy, Facebook, Copywriting, Content Creation, Marketing, Information Privacy, Campaign Management, Data Collection, Brand Management
Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Precision Medicine, Bioinformatics, Image Analysis, Biomedical Technology, Big Data, Data Science, Data Ethics, Health Informatics, Statistical Modeling, Machine Learning, Natural Language Processing, Data Integration, Network Analysis, Graph Theory, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Services, Virtualization, Cloud Computing, Virtual Machines, Cloud Storage, Virtual Networking, Infrastructure As A Service (IaaS), Cloud Computing Architecture, Database Management Systems, Scalability
Beginner · Course · 1 - 4 Weeks