Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Computer Science, Mathematical Modeling, Mathematical Software, Python Programming
★ 4.7 (961) · Advanced · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Design, Verification And Validation, Computer Engineering, Communication Systems, Systems Analysis, Software Systems, Process Modeling, Functional Testing, Theoretical Computer Science, Computational Thinking, Functional Specification, Software Architecture, Model Optimization, Software Design, Graph Theory, Software Testing, Software Quality Assurance, Computer Architecture, Logical Reasoning
★ 4.7 (11) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Algorithms, Graph Theory, Data Structures, C++ (Programming Language), C and C++, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Theoretical Computer Science
★ 4.6 (16) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Graph Theory, Algorithms, Data Structures, Computational Thinking, Computer Programming, Theoretical Computer Science, Computational Logic, Solution Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Model Based Systems Engineering, Mathematical Modeling, System Requirements, Functional Requirement, Theoretical Computer Science, Functional Specification, Verification And Validation, Systems Architecture, Automation Engineering, Control Systems, Network Model, Requirements Analysis, Mechanical Engineering, Mechanics, Applied Mathematics, Automation, Systems Analysis, Differential Equations, Algorithms
★ 3.6 (36) · Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Probability, Computational Logic, Combinatorics, Bayesian Statistics, Algorithms, Theoretical Computer Science, Mathematical Software, Mathematical Theory & Analysis, Cryptography, Logical Reasoning, Deductive Reasoning, Computational Thinking, Computer Science, Encryption, Data Structures, Arithmetic, General Mathematics, Public Key Cryptography Standards (PKCS), Problem Solving, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Database Management Systems, Theoretical Computer Science, System Design and Implementation, Programming Principles, Computer Programming, Data Storage, Computer Science
★ 2.9 (40) · Intermediate · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Arithmetic, Theoretical Computer Science, Computational Logic, Programming Principles, Computer Science, Algorithms, Computational Thinking, Database Theory, Mathematical Modeling, Data Structures, General Mathematics, Applied Mathematics, Business Mathematics, Advanced Mathematics, Logical Reasoning, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computer Programming, Theoretical Computer Science, Computational Thinking, Javascript, Memory Management
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Problem Solving, Agentic systems, Computational Thinking, Computer Vision, Game Theory, Image Analysis, Artificial Neural Networks, Probability Distribution, Decision Intelligence, Behavioral Economics, Analysis, Convolutional Neural Networks, Logical Reasoning, Algorithms, Human Development, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, AI literacy, Theoretical Computer Science, Psychology
★ 4.4 (370) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Statistical Methods, Combinatorics, Bayesian Network, Applied Machine Learning, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Probability & Statistics, Bayesian Statistics, Social Network Analysis, Simulations, Statistical Software
Intermediate · Specialization · 3 - 6 Months