When humans counted on their fingers, everyone had a state-of-the-art (at the time) calculator at all times. But as we got smarter about calculation, we missed that convenience. When slide rules ...

Why not spruce up the scientific calculator of yore with the wonders of modern microcontrollers? While you won’t be able to use Sci-Calc on a standardized test, this classy calculator will let ...

These include CASIO Scientific Programmable FX-50FHII and FX-3650PII calculators. Permitted calculators are pad-printed with the “H.K.E.A.A. APPROVED” or “H.K.E.A. APPROVED” labels.

The hulking 14-A takes pride of place, surrounded by calculators of diminishing size, from 1972’s handheld Casio Mini to 1978 ...

Casio has given its tiny ring several other digital watch features. It has a stopwatch and alarm functions — there’s no built-in speaker, but the LED will flash when an alarm goes off — which is ...

Here’s how it works. In a world of uber-premium time-tellers, the humble Casio timepiece has maintained its status as a stylish, practical, and unashamedly affordable horological companion for ...

It and the “Deep Royal Blue” colorway are due to arrive next year as part of Jordan Brand’s “Rare Air” series.

To mark its 50th anniversary, Casio has revealed its latest two-in-one device – a smart ring that looks like its classic watch. The Casio CRW-001-1J is a smart ring that that looks like a mini watch ...

Casio CRW-001-1JR is a new watch in the form factor of a ring and costs 19,800 Yen (roughly $129). It doesn't exactly pack any smartwatch features, but can tell you the time of two different locations ...

All very nice. But the meat and potatoes here is the fact that it's a dinky little watch for your finger, and that's such a powerful design choice it immediately ranks this ring up in my ...