- David Goldstein
- @golddave
- A Whole Lot of Nothing
Tweet #599956396453400576
At my daughters school. Science project: better railroad/car safety using arduinos. Where was this… instagram.com/p/2yacgprio5/
At my daughters school. Science project: better railroad/car safety using arduinos. Where was this… instagram.com/p/2yacgprio5/