Self-defense courses can help you learn situational awareness, basic striking techniques, and effective escape strategies. You can build skills in defensive tactics, conflict de-escalation, and personal safety planning. Many courses introduce tools like pepper spray, personal alarms, and self-defense keychains, demonstrating how these items can enhance your safety and confidence in various environments.

Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Programming Principles, Computer Programming, Data Structures, File Systems, File Management, Data Store, Computer Science
★ 4.6 (45) · Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Childhood Education and Development, Child Development, Working With Children, Pedagogy, Teaching, Education and Training, Instructional Strategies, Human Development, Human Learning, Learning Theory, Economics, Policy, and Social Studies, Social Sciences, Family Support, Productivity, Emotional Intelligence, Public Policies
★ 4.3 (29) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PostgreSQL, Database Administration, Google Cloud Platform, Database Management, Cloud Management, Disaster Recovery, Operational Databases, Relational Databases, Database Architecture and Administration
★ 4.6 (11) · Beginner · Project · Less Than 2 Hours

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Design Thinking, Business Modeling, Sales Presentations, Entrepreneurship, Product Development, Prototyping, Presentations, Lean Methodologies, Design Strategies, Product Design, Human Centered Design, Entrepreneurial Finance, Value Propositions, Ideation, Innovation, Emerging Technologies, Manufacturing Operations, Market Opportunities
★ 4.7 (147) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Anthropic Claude, Business Intelligence, Data Presentation, Data Visualization, Data Storytelling, Trend Analysis, Sales Presentations, Sales, Business Analytics, Sales Strategy, Data-Driven Decision-Making, Data Analysis, Business Strategies, Business Strategy, Business Analysis, LLM Application
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Figma (Design Software), Responsive Web Design, UI Components, Layout Design, UI/UX Strategy, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Design Strategies, Web Design, Scalability, Prototyping, File Management
★ 4.6 (22) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Empathy, Intercultural Competence, Cultural Sensitivity, Workplace inclusivity, Social Justice, Cultural Diversity, Empowerment, Social Impact, Self-Awareness, Innovation, Productivity, Autism Spectrum Disorders
Beginner · Course · 1 - 3 Months

Exploratorium
Skills you'll gain: Developing Training Materials, Course Development, Creativity, Design Strategies, Basic Electrical Systems, Experimentation, Design, Computational Thinking, Aesthetics
★ 4.7 (48) · Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Storytelling, Oral Expression, Writing, Liberal Arts, Editing, Ethical Standards And Conduct, Social Studies, Aesthetics, Social Justice, World History, Art History, Writing and Editing, Cultural Diversity, Culture, Sociology, Advocacy, Political Sciences
★ 4.3 (23) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Dashboard, Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Visualization Software, Looker (Software), Collaborative Software, Data Sharing, Data Science, Data Analysis, Business Intelligence, Data Integration, Data Modeling, Data Import/Export
★ 4.4 (116) · Intermediate · Guided Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Clinical Leadership, Nursing Administration, Nursing Management, Leadership, Nursing, Nursing Practices, Health Informatics, Informatics, Health Care, Information Management, Health Technology, General Networking, Culture
★ 4.8 (204) · Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Time Management, Goal-Oriented, Productivity, Organizational Skills, Planning, Delegation Skills, Goal Setting, Personal Development, Prioritization, Negotiation, Waste Minimization, Multitasking, Scheduling, Motivational Skills, Resource Allocation, Strategic Prioritization, Self-Awareness, Analysis, Benchmarking, Decision Making
Mixed · Course · 1 - 3 Months