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: Data Structures, Algorithms, Computer Programming, Computational Thinking, Theoretical Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TCP/IP, Network Routers, Network Routing, Network Security, Network Administration, Network Protocols, Network Troubleshooting, Network Switches
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptographic Protocols, Blockchain, Cryptography, Encryption, Business Continuity, Application Security, Disaster Recovery, Threat Modeling, Vulnerability Assessments, Cybersecurity, Enterprise Security, Network Security, Regulation and Legal Compliance, Data Security, Secure Coding, Key Management, Application Frameworks, Public Key Cryptography Standards (PKCS), Distributed Denial-Of-Service (DDoS) Attacks, Cyber Risk
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Query Languages, Data Analysis, Software Installation, Performance Tuning, Distributed Computing, Scalability, Data Modeling, Cloud Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Anomaly Detection, Computer Vision, Microsoft Azure, Data Ethics, Artificial Intelligence, Natural Language Processing, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Azure Synapse Analytics, Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Health Assessment, Chemistry, Risk Analysis, Sustainable Engineering, Personal Care, Environmental Engineering, Product Lifecycle Management, Environmental Regulations, Environmental Science, Child Health
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Education Software and Technology, Augmented Reality, Medical Devices, Display Devices, Virtual Reality, Digital pedagogy, Health Technology, Clinical Practices, Virtual Environment, Healthcare Project Management, Solution Design, Emerging Technologies, Innovation, User Centered Design, Project Planning, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Security, Network Troubleshooting, Network Architecture, Network Administration, Firewall, Computer Networking, Network Monitoring, Virtual Private Networks (VPN), Virtual Networking, Role-Based Access Control (RBAC), General Networking, Hybrid Cloud Computing, Data Migration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Visualization (Computer Graphics), 3D Assets, Design Software, Software Installation, Functional Design, Technical Design, User Interface (UI), Data Import/Export
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Goal Setting, Health And Wellness Coaching, Smart Goals, Patient Education And Counseling, Workplace inclusivity, Motivational Interviewing, Patient Communication, Active Listening, Coaching, Ethical Standards And Conduct, Patient Evaluation, Exercise Science, Health Assessment, Behavior Management, Interpersonal Communications, Professionalism, Relationship Building
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Student Engagement, Teaching, Empowerment, Instructional Strategies, Writing, Mentorship, Case Studies, Literacy, Constructive Feedback
Beginner · Course · 1 - 4 Weeks