Marble machines are a fun and challenging reason to do engineering for the sake of engineering. [Engineezy] adds some color to the theme, building a machine to create 16×16 marble images automatically ...

Introduction Have you ever used a coin-sorting machine to separate pennies, nickels, dimes and quarters? When you need to separate things that are all mixed together, using a machine can be much ...

Skittles are the candy that let you taste the rainbow, but sometimes you don't want the full rainbow. Maybe you're someone who picks out all the red ones. A 19-year-old mechanical engineering student ...