Binary and hexadecimal are a bit baffling at a glance. The idea that a computer uses numbers and letters as representations of other numbers isn’t exactly the easiest idea to wrap your head around, ...

Decimal notation describes numbers using the digits 1 through 10. Binary notation describes them using just two digits, 1 and 0, where each bit in a string represents a power of 2. The right-most bit ...

We sure wish we’d had a teacher like [Danko Bertović]. He built this beautiful circuit sculpture to teach his students how to count in binary and convert it to decimal and hexadecimal. If you don’t ...

Gray code is a systematic ordering of binary numbers in a way that each successive value differs from the previous one in ...