may be interested in this awesome Arduino range measure and digital spirit level project created by Dejan Nedelkovski of How To Mechatronics. Watch the demonstration video below to learn more ...

in the case of a bullseye level). Just align the bubble between the two lines and you've got your horizontal measurement. Sometimes, however, it can be tough to see the bubble—either because ...

For an engine, Rober used six separate motors powered by an Arduino to get things moving. Spools of fishing wire are pulling and tugging at the board itself from the engines, which make their ...