Speed Bead Lead
Interactive tutorials teach you step-by-step. Try this example right now:
Add 3 to make 5 by using complement: 3 = 5 - 2
Single-player challenges and multiplayer battles in networked rooms. Invite friends to play or watch live.
Memorize soroban numbers and recall them
1-8 players
Multiplayer memory battle with friends
1-4 players
Race against opponents while solving complement problems
1-4 players
Sort abacus cards using pattern recognition
Solo challenge
Real-time collaboration demo with Yjs
1-8 players
Medieval mathematical battle game
1-2 players
Test your geography knowledge by finding countries and states on the map!
1-8 players
Progress from beginner to master
Design beautiful flashcards for learning and practice