Marble binary adding machine... in wood!

A great adding machine based on binary numbers made of wood and marbles. It remembers me of the pachinko, lol. It adds number up to 63 and if you try to add more it overflows and starts back from 0, just like a computer.
Tandrielsays...

I wonder if this is a good way of explaining the binary system to someone new to it or if it would just add to the possible confusion.

Now that the constructor of this machine has the addition done what's next? I can already imagine a comparator with weighing scales. And after that: The Marble CPU.

smarghutsays...

Great!!
hypnotic!!
buuutt...after a couple of secs I did not pay any attention to the numbers and my attention was just catched by the little cute spheres..I missed all the "binary stuff", so..I´ve to play it again!

pipp3355says...

i don't get it. you start with one addition problem, and it turns it into another addition problem. either way you're still left with an addition problem which, for big numbers, you'd probably need a calculator. still cool to watch tho. i admire his creativity.

loorissays...

pipp, this machine is not meant to help you doing additions, it is meant to show you how binary numbers work.

Well, maybe it's simply meant to be cool.

jmzerosays...

i don't get it. you start with one addition problem, and it turns it into another addition problem. either way you're still left with an addition problem which, for big numbers, you'd probably need a calculator. still cool to watch tho. i admire his creativity.

Say you're using a calculator and you add 26 + 26. It says 52. Is that leaving you with an addition problem where you have to figure out what's 50+2? In a way, yes - but you don't think of it that way because you're used to dealing with decimal and you see 52 as one number. If you were used to dealing with binary, you'd recognize 110100 (52) as one number as well, and then the calculation this machine does might make more sense.

The addition he does is just converting the number from and then back to decimal.

jwraysays...

The only reason it "turns an adding problem into another adding problem" is because you reflexively start in base-10 and end in base-10. If you used binary as your native number system, it would do all the work for you.

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