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.

L&T EduTech
Skills you'll gain: Manufacturing Processes, Manufacturing Operations, Production Process, Manufacturing Standards, Safety Standards, Technical Standard, Materials science, Design Reviews, Failure Analysis, Thermal Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Management, Data Manipulation, Data Management, SQL, Databases, Query Languages, Data Integration, Data Science
Beginner · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: Angular, TypeScript, Web Components, JavaScript Frameworks, UI Components, Web Development Tools, Web Applications, Front-End Web Development, Software Architecture, Command-Line Interface, Routing Protocols, Cascading Style Sheets (CSS), Service Oriented Architecture
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Computer Networking, OSI Models, Local Area Networks, Network Planning And Design, Virtual Private Networks (VPN)
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Evaluation, End User Training and Support, Patient Communication, Patient Safety
Beginner · Course · 1 - 4 Weeks

Kotter
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, People Management, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Command-Line Interface, Open Shortest Path First (OSPF), Network Monitoring, Virtual Local Area Network (VLAN), Virtual Networking, Border Gateway Protocol, Network Security, Enterprise Architecture, Virtualization, Network Architecture, Network Routing, Wireless Networks, Network Planning And Design, Network Administration, Infrastructure Security, Virtual Private Networks (VPN), Ansible, Firewall, Network Infrastructure
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Power Electronics, Electronic Components, Electronic Systems, Electrical Systems, Electrical Engineering, Electric Power Systems, Thermal Management, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrophysiology, Kinesiology, Exercise Science, Human Musculoskeletal System, Neurology, Sports Medicine, Physiology, Anatomy, Cell Biology
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Environmental Laws, Sustainable Development, Climate Change Adaptation, Community Development, Land Development, Social Impact, Sustainable Design, Social Justice, Stormwater Management, Environmental Policy, Policy Analysis, Sustainable Technologies, Public Works, Civil Engineering, Climate Change Mitigation, Public Policies, Socioeconomics, Environmental Issue, Environmental Science
Beginner · Specialization · 3 - 6 Months

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