This is what you have to do when you don't have a cell phone with a calculator on it...This is what you have to do when you don't have a cell phone with a calculator on it... <br /> <br />Mog entered the Child Genius competition of his own accord, and now it's his time to step up to the maths challenge. Watch the full episode on All 4: ... <br /> <br />This is what you have to do when you don't have a cell phone with a calculator on it...This is what you have to do when you don't have a cell phone with a ... <br /> <br />See the women power 'Human computer' of India. 10+ wonder girls answering the tough math question in seconds.
