STEM Resource Directory

Free world-class education in math, science, computing, and more. Covers K–12 through college-level content with interactive exercises and videos.

Learn computer science fundamentals through fun, game-based courses. Includes Hour of Code activities and full CS curricula for all ages.

MIT's visual programming language for kids. Create interactive stories, games, and animations while learning coding concepts.

Online courses from top universities including Google, IBM, and Stanford. Offers free audit options and paid certificates in STEM fields.

University-level courses from MIT, Harvard, and 160+ institutions. Strong STEM catalog with MicroMasters and Professional Certificate programs.

Cybersecurity training platform with courses on ethical hacking, network security, CompTIA prep, and more. Industry-recognized content.

Hands-on cybersecurity learning through browser-based labs and guided learning paths. Great for beginners through advanced practitioners.

Advanced cybersecurity practice platform with real-world hacking challenges, CTF competitions, and professional certifications.

Free online cybersecurity fundamentals course from SANS Institute covering operating systems, networking, and system administration.

Google's computer science education resources for K–12 educators including Applied Digital Skills and CS First curricula.

NASA's official STEM education hub with activities, internships, and resources for students and educators at all levels.

Free lecture notes, exams, and videos from MIT's actual courses. Covers mathematics, physics, computer science, engineering, and more.

Free full-stack web development curriculum with certifications in JavaScript, Python, data analysis, machine learning, and more.

Interactive coding lessons in Python, JavaScript, SQL, and more. Structured learning paths for beginners and career changers.

Harvard's legendary intro to computer science — free, rigorous, and highly respected. Available on edX with optional certificate.

Robotics competitions and programs for K–12 students including FIRST LEGO League, FTC, and FRC. Builds teamwork and engineering skills.

Free science fair project ideas, STEM activities, and lesson plans organized by grade level and topic. Trusted by teachers nationwide.

Free K–12 digital resources from PBS including STEM videos, interactive lessons, and teacher guides aligned to standards.

Coding platform for kids with game-based lessons, Minecraft modding, and Python/JavaScript courses. Used in 100,000+ schools.

One-hour coding tutorials for all ages and experience levels. Available in 45+ languages with activities tied to popular games and movies.

Interactive problem-solving courses in math, science, and computer science. Builds deep understanding through guided discovery.

Free online graphing calculator and math activities. Widely used in classrooms for algebra, geometry, and calculus exploration.

Free interactive math tools for graphing, geometry, algebra, and statistics. Available as apps and browser tools for all levels.

Computational knowledge engine for math, science, and engineering. Solves equations, generates graphs, and explains step-by-step.

Science and nature content for young learners including videos, articles, games, and activities about animals, space, and the environment.

Free digital resources from the Smithsonian Institution including STEM collections, lesson plans, and interactive media for educators.

Free, customizable STEM textbooks and learning materials for K–12. Includes interactive simulations, videos, and adaptive practice.

Marketplace for online courses in programming, data science, cybersecurity, and more. Frequent sales make courses very affordable.

Professional development courses in tech, data, and engineering. Certificates display on LinkedIn profiles. Free with many library cards.

Tech skills platform with paths in software development, cloud, data, and security. Used by Fortune 500 companies for workforce training.

Official CompTIA study tools for A+, Network+, Security+, CySA+, and more. Industry-standard certifications for IT and cybersecurity careers.

Open-source web application security resources including the famous OWASP Top 10, testing guides, and free training materials.

The gold standard framework for cybersecurity risk management used by government and industry. Essential reading for security professionals.

Free cybersecurity tools, training, and resources from the U.S. government's lead cybersecurity agency.

Free digital skills courses from Google covering data analytics, digital marketing, and career development with Google-issued certificates.

Free tech education from IBM covering AI, cybersecurity, cloud, and data science. Includes digital badges and career resources.

Free learning paths for Azure, Microsoft 365, Power Platform, and developer tools. Leads to Microsoft certifications.

Free and paid cloud computing training from Amazon Web Services. Covers cloud fundamentals through advanced architecture and security.

Hands-on labs and learning paths for Google Cloud Platform. Earn skill badges and prepare for Google Cloud certifications.

Data science and analytics courses in Python, R, SQL, and machine learning. Hands-on projects and career tracks for data professionals.

Data science community with free courses, datasets, and competitions. Great for building a portfolio and learning machine learning.

Free practical deep learning courses designed for people with coding experience. Top-down approach makes AI accessible to non-PhDs.

Medium publication with thousands of articles on data science, machine learning, and AI written by practitioners.

Browser-based coding environment supporting 50+ languages. Great for learning, collaboration, and building projects without local setup.

Free access to 100+ developer tools for verified students including GitHub Pro, cloud credits, and professional software.

Coding interview preparation platform with 2,000+ problems in algorithms and data structures. Essential for software engineering job prep.

Coding challenges and skill certifications in Python, SQL, Java, and more. Used by employers to assess candidates.

Mathematical and computational problems designed to be solved with programming. Excellent for developing problem-solving skills.

Advanced math curriculum and community for high-achieving students. Includes AMC/AIME prep, online school, and competition resources.

Step-by-step math problem solver covering algebra, calculus, statistics, and more. Useful for checking work and understanding solutions.

Free science and math simulations from the University of Colorado. Covers physics, chemistry, biology, and earth science.

NSF's educational resources including research findings, grant opportunities, and STEM education initiatives.

Searchable database of STEM programs across the U.S. Find local opportunities, internships, and enrichment programs.

Free computing education resources, projects, and curriculum from the makers of the Raspberry Pi. Covers coding, electronics, and making.

Open-source electronics platform with free tutorials and projects for learning physical computing and IoT.

Free browser-based 3D design and electronics simulation tool from Autodesk. Perfect for beginners learning CAD and circuits.

STEM programs and camps celebrating innovation including the Camp Invention program for K–6 students.

K–12 STEM outreach resources and programs from SWE. Includes lesson plans and activities promoting engineering to all students.

Professional organization with student chapters, scholarships, and career resources for Black engineers and STEM professionals.

Organization dedicated to teaching girls of color to code. Offers workshops, hackathons, and after-school programs in tech.

Programs and resources for Black and Latinx technologists including fellowships, career development, and community building.

DOE programs specifically supporting STEM education at HBCUs, tribal colleges, and other minority-serving institutions.

Network supporting STEM education and research at Historically Black Colleges and Universities. Resources for students and faculty.

Department of Labor resources for veterans transitioning to STEM careers including training programs and employer connections.

Free career training for veterans and military spouses from Syracuse University's IVMF. Includes IT and cybersecurity tracks.

Nonprofit helping veterans transition into cybersecurity careers. Offers free training resources, mentorship, and community support.

Corporate fellowship programs connecting transitioning service members with tech companies for hands-on experience.

VA scholarship providing additional GI Bill benefits for veterans pursuing STEM degrees or teaching credentials.

Coding bootcamp with programs in software engineering, data science, and cybersecurity. Offers veterans discounts and income share options.

Tech bootcamp and courses in web development, data science, UX design, and digital marketing. Part-time and full-time options.

Free tech training for adults from underrepresented communities. Covers IT support, cybersecurity, software engineering, and data engineering.

Free intensive training and internship program for young adults in tech, finance, and business. Connects graduates with Fortune 500 employers.

Free tech training for military veterans and young adults from underserved communities. Includes CompTIA certifications and job placement.

Free digital skills training through Goodwill's partnership with Google. Covers IT support, data analytics, and project management.

Subsidized Coursera access for government employees and veterans. Covers data science, cybersecurity, and leadership.

AI literacy curriculum for K–12 students and educators. Teaches AI concepts, ethics, and applications through hands-on activities.

National initiative developing K–12 AI education guidelines and resources. Includes the Five Big Ideas in AI framework for educators.

Free online course introducing AI concepts to non-technical learners. Created by the University of Helsinki and Reaktor.

Free browser-based tool for training simple machine learning models without code. Great for introducing AI concepts to beginners.

Visual block-based programming language from UC Berkeley. More powerful than Scratch with first-class functions and lists.

College Board's AP CS Principles course resources. Introduces computational thinking and programming to high school students.

College Board's AP CS A course in Java programming. Covers object-oriented programming, algorithms, and data structures.

K–12 STEM curriculum used in 12,000+ schools. Covers computer science, engineering, and biomedical science through project-based learning.

Research-based STEM curriculum for K–12 aligned to NGSS and state standards. Includes hands-on activities and digital resources.

Elementary science lessons with minimal prep for teachers. Engaging videos and hands-on activities covering life, earth, and physical science.

Science museum's online learning resources including activities, videos, and educator guides for hands-on science exploration.

Free YouTube-based courses covering biology, chemistry, physics, computer science, and more. Engaging, fast-paced video format.

Visual math YouTube channel covering linear algebra, calculus, neural networks, and more with stunning animations.

YouTube channel exploring fascinating math topics through conversations with mathematicians. Makes math entertaining and accessible.

Science and engineering YouTube channel exploring counterintuitive concepts, experiments, and the history of scientific discoveries.

YouTube channel exploring computer science topics from algorithms to AI, cryptography, and programming languages.

Cybersecurity job board and career resources. Tracks industry trends, salary data, and workforce statistics.

Interactive cybersecurity career pathway tool showing job roles, required skills, certifications, and salary ranges.

Official U.S. government data on STEM job outlook, salaries, and employment trends by occupation.

Comprehensive database of occupational information including STEM job descriptions, required skills, and education levels.

Internship search platform with STEM-focused opportunities for high school and college students.

NSF-funded summer research programs at universities across the U.S. Paid research experience for undergraduate STEM students.

Free ocean, atmosphere, and climate science resources from NOAA. Includes lesson plans, data tools, and career information.

Earth science resources from the U.S. Geological Survey including maps, data, and lesson plans on geology, water, and natural hazards.

High-quality YouTube courses in mathematics, chemistry, biology, and computer science. Clear, concise, and college-level content.

Nanodegree programs in AI, machine learning, data science, and autonomous systems. Industry-designed with real project portfolios.

Mentor-led bootcamps in data science, machine learning, cybersecurity, and software engineering with job guarantees.

Online bootcamp with mentored programs in software engineering, data science, and UX design. Flexible scheduling for working adults.

Free cybersecurity tools, posters, whitepapers, and webcasts from the world's largest cybersecurity training organization.

Creators of Kali Linux and the OSCP certification. Offers rigorous penetration testing training and certifications.

Defensive cybersecurity training with free and paid courses in threat hunting, OSINT, and blue team operations.

Cyber skills platform used by enterprises and governments. Offers free access for students and educators.

Free beginner-friendly cybersecurity competition from Carnegie Mellon University. Year-round practice problems and annual competition.

Cybersecurity competition for high school and college students. Builds practical skills in cryptography, log analysis, and web exploitation.

National youth cyber education program from the Air Force Association. Teaches cybersecurity through competition and curriculum.

K–12 cybersecurity education resources including curriculum, teacher training, and competitions. Backed by CISA.

Practice briefs and resources for K–12 STEM educators based on research. Covers equity, three-dimensional learning, and assessment.

Professional organization for science educators with free and member resources including lesson plans, journals, and professional development.

Professional organization for ed-tech educators with standards, resources, and professional development for technology integration.

Free digital citizenship and media literacy resources for K–12 educators. Includes lesson plans and app reviews.

Resources for organizing family STEM events at schools. Includes activity guides, planning templates, and parent engagement strategies.

Resources for parents on raising tech-savvy kids including screen time guidance, coding activities, and digital safety tips.

Activities, books, and toy recommendations for parents supporting STEM learning at home for children of all ages.

Daily math problems for families to solve together. Makes math a fun part of everyday life for young children.

Daily STEM-inspired wonders for curious kids. Each wonder includes an article, video, and activities exploring science and technology.

YouTube channel explaining science concepts to young children in an engaging, age-appropriate way.

Early childhood STEM resources from Sesame Street for parents and educators of children ages 0–6.

Engineering design kits and curriculum for K–8 students. Hands-on making and building activities for classrooms and homes.

Research-based engineering curriculum for grades K–8 from the Museum of Science, Boston. Integrates engineering with science and literacy.

National math enrichment, coaching, and competition program for middle school students. Builds problem-solving skills and math confidence.

Math competitions for middle and high school students from the Mathematical Association of America. Pathway to the International Math Olympiad.

Team-based science competition for middle and high school students covering 23 events in biology, chemistry, physics, and engineering.

Prestigious science research competition for high school seniors. Top prize of $250,000 for original research projects.

World's largest pre-college science competition. Students compete for millions in prizes and recognition from top universities.

Innovation and entrepreneurship competition for students ages 13–18. Teams solve real-world problems using STEM and business skills.

Global technology entrepreneurship program for girls ages 10–18. Teams build mobile apps to solve community problems.

Programs and clubs for girls in grades 3–12 to learn coding and build a sisterhood of supportive peers in tech.

Network of organizations committed to informing and encouraging girls to pursue STEM careers. Includes a program finder.

Community and professional network for Black technologists. Offers mentorship, events, and career resources.

Community for Black and Latinx computer science students. Provides mentorship, internship prep, and peer support.

Community for women in tech with mentorship, internship opportunities, and a supportive network of 20,000+ members.

Media and events platform celebrating Black innovation in tech. Includes job board, conference, and career resources.

Microsoft LEAP apprenticeship program for career changers from non-traditional backgrounds entering software engineering.

Six-month professional certificates in IT support, data analytics, UX design, project management, and cybersecurity. No degree required.

10-course data science certificate on Coursera from IBM. Covers Python, SQL, machine learning, and data visualization.

Free and paid networking and cybersecurity courses from Cisco. Leads to industry-recognized certifications like CCNA and CyberOps.

Free cybersecurity courses from EC-Council, creators of the CEH certification. Covers ethical hacking, network defense, and more.

Free PCAP files and exercises for practicing network traffic analysis and malware investigation skills.

Free defensive security challenges covering log analysis, threat hunting, and digital forensics for blue team practitioners.

Aggregator of Capture The Flag cybersecurity competitions worldwide. Find upcoming CTFs and track team rankings.

Free wargames for learning and practicing security concepts. Starts with beginner-friendly challenges and progresses to advanced topics.

Free vulnerable virtual machines for practicing penetration testing in a safe, legal environment.

Globally accessible knowledge base of adversary tactics and techniques. Essential reference for cybersecurity professionals.

Search engine for internet-connected devices. Used by security researchers to discover exposed systems and understand attack surfaces.

Free and open-source network protocol analyzer. Industry-standard tool for network troubleshooting and security analysis.