numberfold.
New
Cross
Place each bank number so every line is a true equation.
Daily
Monday 12 October
Ten
Quick
60 seconds
A short timed round.
Tiny
Sequence
A short puzzle.
Browse
Puzzles
Every family, in order.
One-time unlock
Full Game
Every puzzle. Every difficulty. Unlimited play.
$9.99
Complete collection
Full Game plus every expansion pack.
$19.99
