Abacus is an ancient calculating tool that can be used for various mathematical calculations like addition, subtraction, multiplication, division or even for basic counting. The design of this tool ...

For this series, we've been thinking a lot about some of the iconic objects that some of us remember using — if only for a short period of time — in our early schooling. Slide rules, the recorder, ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. It might look like a game or a kids' toy but those sliding beads actually have the power to solve some ...