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: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Animation and Game Design, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, General Networking, OSI Models, Network Protocols, Networking Hardware, TCP/IP, Microsoft Windows, Network Routers, Network Switches, Network Administration, Computer Networking, Technical Support and Services, Command-Line Interface, iOS Development, Operating Systems, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Mobile Development, Web Design and Development, Front-End Web Development, UI Components
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Empathy, Interpersonal Communications, Goal Setting, Smart Goals, Relationship Building, Active Listening, Mindfulness, Stress First Aid, Crisis Intervention, Mentorship, Community Development, Resourcefulness
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Classification Algorithms, Data Preprocessing, Model Deployment, Model Evaluation, Decision Tree Learning, Regression Analysis, Logistic Regression
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Report Writing, Operations Research, Applied Mathematics, Mathematical Modeling, Algorithms, Industrial Engineering, Business Modeling, Process Optimization, Engineering Calculations, Feasibility Studies, Project Design, Engineering Management, Business Operations, Data Visualization, Presentations, Complex Problem Solving, Business Analytics
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Network Infrastructure, TCP/IP, Border Gateway Protocol, Network Routers, Computer Networking, Wireless Networks, Network Routing, Network Troubleshooting, Network Switches, Local Area Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, GitHub, Version Control, .NET Framework, Git (Version Control System), ASP.NET, Application Frameworks, Software Configuration Management, Development Environment, Microsoft Visual Studio, Bootstrap (Front-End Framework), Microsoft Development Tools, HTML and CSS
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Centers, Ansible, Open Shortest Path First (OSPF), Network Switches, Computing Platforms, Virtual Networking, Virtual Local Area Network (VLAN), Network Infrastructure, Network Engineering, Border Gateway Protocol, Infrastructure Security, Network Monitoring, Data Storage Technologies, Automation, Event Monitoring, Configuration Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Security, Computer Literacy, digital literacy, End User Training and Support, Calendar Management, Telecommunications, Self Service Technologies, Personal Development, Digital Communications, Photography, Information Privacy, Communication
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Cloud Engineering, Site Reliability Engineering, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud-Native Computing, Kubernetes, Continuous Delivery, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), System Monitoring, Serverless Computing, Performance Testing, Scenario Testing
Beginner · Course · 1 - 3 Months