it attracts attention from everyone and if you know how to use a real abacus it could be even more interesting but even pretending to use it is fun.
The build quality is better than I expected for such a price. It is sturdy and the pieces can move freely :-) I cannot find any negative things about it. Mine was attached to my backpack for some years ... Read more
This is one of the most amazing devices that DX sells. Basically it is a light powdered calculator which should in theory last forever. As soon as this device revives enough light so you can see it, you can use. Really what will they think up next. Tried to find a place to install the batteries but then I remembered I didn't need any. No other cons ... Read more
It's an abacus! And it works, you can do some math with it if you want to. Very creative and beautiful keychain. The corners are kind of sharp. They could have made it more rounded, as a key chain is something that often may have contact with fabric or cell phones. Also, it's too small to be used as a calculator in a comfortable way (at least for my ... Read more
my smallest calculator to date!
It's cool and works for calculations, up to 10^8 - 1, which is sufficient for most cases. Misses points on usability and ease-of-use since I don't know how to make it calculate roots. Misses some features compared to electronic calculators or paper and pen.
I used it as a decoration on my bag and the chain broke after ... Read more
nifty and cute little abacus key chain if the perfect addition to you key ring. It actually works too, if you know how to count on a abacus this is. solid metal construction heavy duty key ring and chain nothing wrong with this that I can see. I got this because I work at a bank and it seems fitting, and is kinda a throw back to the previous century ... Read more
it's a functional abacus, provided you can use one.
solid metal form, 2 holes for keyrings, unsure of why 2.. but can't go wrong with that. nice rattle sound when shaken. beads don't stay where you put them, must be on level, else will slide to either end. not a big deal unless you sneeze and reset it when figuring something out. metal, easy to use,... Read more
Stainless Steel Mini Abacus Counting Frame Key chain. Exactly what i wanted. I ordered this for our whole goods parts inventory specielist. We call him the bean counter. I am sure he will love this. It seems to be built well and the key loop seems sturdy. If your a bean counter or know one it is a cool gift. It's a key chain come on. We love it. No ... Read more
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