Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

University of Lausanne
Skills you'll gain: Political Sciences, Environmental Science, Environmental Policy, Environmental Issue, Social Studies, Sustainable Development, Public Policies, European History, Governance, Economics
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Enablement, AI Product Strategy, Workforce Management, Human Resources Management and Planning, Human Resource Strategy, Workforce Planning, Responsible AI, Resource Management, Performance Improvement, Employee Performance Management, Strategic Decision-Making, Operational Efficiency, Data-Driven Decision-Making, Process Optimization, Strategic Planning, Business Ethics
Intermediate · Course · 1 - 4 Weeks

Universidade Estadual de Campinas
Skills you'll gain: Music Performance, Classical Music, Coordination
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Open Web Application Security Project (OWASP), Incident Response, Penetration Testing, Computer Security Incident Management, Metasploit, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Threat Management, Data Security, Authentications, Cyber Attacks, Security Testing, Cloud Security, Security Strategy, Computer Security Awareness Training, Risk Management, Security Awareness, Enterprise Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Color Theory, Developing Training Materials, Digital Design, Design Elements And Principles, Graphic Design, Marketing, Social Media
Advanced · Guided Project · Less Than 2 Hours

Skillshare
Skills you'll gain: Photography, Photo Editing, Post-Production, Creativity, Lifelong Learning, Photo/Video Production and Technology, Adobe Photoshop, Growth Mindedness, Creative Thinking, Storytelling, Aesthetics, Self-Awareness, Personal Development, Ethical Standards And Conduct, Persistence, Curiosity, Resilience, Overcoming Obstacles, Decision Making, Patience
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Video Editing, TikTok, Storytelling, Timelines, Content Creation, Multimedia, Post-Production, Animations, Color Theory, Typography
Beginner · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Goal Setting, Smart Goals, Patient Education And Counseling, Community Health, Health Education, Health Promotion, Preventative Care, Exercise Science, Self-Motivation, Behavioral Health, Activities of Daily Living (ADLs), Occupational Health, Chronic Diseases
Beginner · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: Computer Aided Three-Dimensional Interactive Application (CATIA), Drafting and Engineering Design, Mechanical Design, Engineering Drawings, Issue Tracking, Technical Drawing, Mechanical Drawings, Assembly Drawing, 3D Modeling, Computer-Aided Design, Collaborative Software, Document Management, Mechanical Engineering, Product Lifecycle Management, Geometric Dimensioning And Tolerancing, Product Engineering, Microsoft Office, Team Building, 3D Assets, Product Family Engineering
Beginner · Specialization · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Scope Management, Project Scoping, Feasibility Studies, Work Breakdown Structure, Requirements Management, Project Controls, Project Management Life Cycle, Project Management, Estimation, Cost Estimation, Project Schedules, Project Portfolio Management, Project Planning, Strategic Planning, Crisis Management, Timelines, Earned Value Management, Project Design, Project Documentation, Problem Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Chemical Engineering, Hazard Analysis, Safety Assurance, Process Engineering, Accident Prevention, Process Analysis, Engineering Analysis, Environmental Engineering, Engineering Calculations, Mathematical Modeling, Applied Mathematics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Marketing Analytics, Advertising Campaigns, Campaign Management, Data Presentation, Presentations, Marketing, Marketing Effectiveness, Social Media Campaigns, Advertising, Digital Advertising, Marketing Strategies, Social Media Marketing, Facebook, Data-Driven Decision-Making, Data Analysis, Brand Awareness, Key Performance Indicators (KPIs), Target Audience
Beginner · Course · 1 - 3 Months