My 8 year old daughter wants nothing to do with programming, but loves math. This morning she asks me in the car for a math problem: “papa give me another hash

My 8 year old daughter wants nothing to do with programming, but loves math. This morning she asks me in the car for a math problem: “papa give me another hash to calculate!” :). ( I had taught her a simple hash function that just calculates a 1 digit hash by adding all the digits together repeatedly until you get 9 or less.)