Solution

39086

First name
Ruby Glazer
School
Bellevue Hill Public School
Country
Age
11

I found three more solutions to the stair problem. My first solution was one step, one step, two step, one step. My second solution was one step, one step, one step, two step. My third solution was two step, one step, one step, one step. Those were my three solutions to the stair problem.