Websites

Biology and Chemistry

Biology and Chemistry Libretexts

A comprehensive open-access platform offering free, peer-reviewed educational materials in biology and chemistry.

Biolympiads

A resource hub for students preparing for biology olympiads, featuring study materials, test papers, and guidance.

Master Organic Chemistry

A website that simplifies organic chemistry concepts through clear explanations, visuals, and study guides.

APs and SAT/ACT

Khan Academy

A nonprofit educational website delivering free lessons in a wide array of subjects from K–12 to early college.

Crack AP

A test prep site providing AP exam practice questions, explanations, and study resources.

Varsity Tutors

A learning platform offering live tutoring, test prep, and adaptive practice tools for students of all levels.

Computer Science

EDX

A provider of high-quality online courses from top universities and institutions around the world.

Coursera

An online learning platform offering courses, specializations, and degrees from leading universities and companies.

Hack Me

An interactive cybersecurity training platform where users can practice ethical hacking in virtual labs.

Github

A development platform for hosting, sharing, and collaborating on code and software projects.

Kaggle

A data science platform for competitions, datasets, and collaboration with the global machine learning community.

The-Cool-Coders

A collaborative GitHub repository hosting educational coding projects, tutorials, and resources contributed by the Cool Coders community.

Stack Exchange

A network of Q&A websites where users can ask and answer questions on diverse topics, notably programming and science.

CSvistool

An interactive tool that helps visualize data structures and algorithms for better understanding and learning.