Prime Ninja


Are you a ninja in Mathematics? Be swift like the wind and conquer numbers!

Prime Ninja is a two-player hybrid board game designed to introduce the concept of prime numbers to children of class 5 and above. The hybrid component is a smartphone with the Prime Ninja app installed. Children control three pawns on the board to conquer numbers through mathematical operations. If the operations are correct, they can raise their flag on the number tile to mark their victory.

The app features Master ninja, who can help the players with giving hints on what operations to use to get the result. Master can also verify the answers that the opponent claims to be true.

There are four game modes in Prime Ninja – Prime numbers, Multiples of 2, 3 and 4.

Download Rules

Download Android app.


Designed and developed Unity app. Contributed to graphics, package and product design.