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 Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Simulations, Mathematical Modeling, Electrical Engineering, Power Electronics, Electronic Components, Electric Power Systems, Matlab, Model Optimization, Electrical Systems, Engineering Calculations, Laboratory Testing, Mathematical Software, Laboratory Research, Basic Electrical Systems, Estimation
★ 4.7 (553) · Intermediate · Course · 1 - 3 Months

American Museum of Natural History
Skills you'll gain: Physical Science, Environment, Hazard Analysis, Risk Control, Environmental Science, Biology, Scientific Methods, Science and Research
★ 4.7 (230) · Mixed · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Performing Arts, Art History, Peer Review, World History, Intercultural Competence, Liberal Arts, Culture, Music, Ancient History, Cultural Diversity, Sociology, Anthropology, Media and Communications, Digital Communications
★ 4.8 (83) · Beginner · Course · 3 - 6 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Software Engineering, Programming Principles, Computer Programming, Computer Programming Tools, Software Design, Algorithms, Data Structures, Data Import/Export, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
★ 4.6 (1.5K) · Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Political Sciences, Policy Analysis, Social Justice, Social Studies, Public Policies, Economics, Policy, and Social Studies, Social Sciences, Law, Regulation, and Compliance, Governance, Sociology, Ethical Standards And Conduct, Liberal Arts, Socioeconomics, Economics
★ 4.9 (6.1K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Reinforcement Learning, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Model Optimization, Fine-tuning, Agentic systems, Artificial Neural Networks, Machine Learning, Model Training, Machine Learning Algorithms, Data Analysis
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: Performing Arts, Oral Expression, Self-Awareness, Writing, Storytelling, Creativity
★ 4.9 (218) · Beginner · Course · 1 - 4 Weeks

Universitat de Barcelona
Skills you'll gain: European History, Writing, Music History, Art History, Cultural Diversity
★ 4.4 (112) · Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Mechanics, Torque (Physics), Physics, Problem Solving, Mechanical Engineering, Calculus, Graphing, Physical Science, Mathematical Modeling, Algebra, Applied Mathematics, Trigonometry
★ 4.7 (307) · Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Machine Learning Software, Model Training, Data Preprocessing, Data Processing, Hugging Face, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Microsoft Azure, Data Lakes, Data Analysis Expressions (DAX), Azure Synapse Analytics, Microsoft Power Platform, Data Modeling, Data Governance, Data Warehousing, Analytics, Extract, Transform, Load, Data Import/Export, Data Integration, Real Time Data, Dataflow, Data Transformation, Data Management, Data Architecture, Data Pipelines, SQL
★ 3.1 (17) · Intermediate · Course · 1 - 4 Weeks

Deep Teaching Solutions
Skills you'll gain: Student Engagement, Differentiated Instruction, Lifelong Learning, Persistence, Learning Theory, Tenacity, Problem Solving
★ 4.8 (28) · Beginner · Course · 1 - 4 Weeks