“Do you know what I like about binary code?”, asked my 4th grader out of nowhere.
“Each number has only one way. For example, 20 is 16+4. But if you used 8+4+2+1, that would only be 15, which isn’t enough.”
It is heartwarming to think that he’s not even 10 and yet he already gets excited for uniqueness of representations.
To discover the elegance of binary representations, point your little math beast to Beast Academy book 4A.