Sankaichi

Trace numbers to make a 3 or a 1. Such a simple concept, yet so addictively fun! • Trace 1 → 1 → 1 to make 3 • Trace 3 → 1 → 3 → 3 to make 10 • Trace 10 → 10 → 10 to make 30 • Trace 30 → 30 → 30 → 10 to make 100 Keep tracing numbers to build 3, 1, and their multiples of 10! How high can you go?