Knowledge
without limits
Explore 1M+ topics across every subject, from learning for fun to exam preparation and professional mastery.
Explore McCoy ↓
Every subject imaginable
From biology and business to photography, engineering, medicine, history, music, and beyond, explore over 1M+ interconnected topics designed for every interest, every age, and every stage of learning.
Learning you’ll love
Choose from beautifully designed worlds, unlock unique themes, collect player pieces, and earn new rewards as every lesson opens the door to something new. Turn the things you have to learn into experiences you’ll actually want to come back to.
Adaptive intelligence, built in
McCoy’s Concept Graph dynamically maps knowledge in real time, identifying what you’ve mastered, what you’re missing, and where to go next. It adjusts difficulty, fills gaps with prerequisites, and expands understanding as you progress, ensuring every learner follows the most effective path to mastery.
Find your community
Every interest deserves a community. Join others who share your passions, celebrate milestones together, and discover new knowledge one conversation at a time.
Everything you need to keep learning
Beautifully designed from the ground up to help you explore, play, learn, connect, and grow.1M+ Topics
Every subject imaginable.
Real Curriculum
Beautifully crafted lessons.
Custom Themes
Explore beautifully designed worlds.
Player Pieces
Unlock and collect unique companions.
Rich Media
Videos, diagrams, maps, and more.
Adaptive Learning
Personalized learning paths.
Feedback
Reinforce what matters most.
Learning Modes
From fun to professional mastery.
Achievements
Celebrate every milestone.
Your Dashboard
Progress, collections, and insights.
Communities
Learn, share, and grow together.
Certifications
Earn trusted credentials.
Continue Anywhere
Seamlessly across McCoy & Surface.
Multi-Language
Learn in multiple languages.
Always Growing
New topics & experiences added.
For Organizations ↓
The products that power how knowledge is created, deployed, and delivered at scale.
Terminal
Your control center to generate, manage, and deploy structured knowledge at scale.
Surface
A plug-and-play learning interface that deploys instantly from Terminal.
Verify
Verify transforms certifications into trusted digital credentials, providing secure verification for learners, employers, and institutions worldwide.
