When it comes to hacking on the go, makers are quick to use our favorite SBC—the Raspberry Pi — to make their ideal rig.

Raspberry Pi under-cabinet clock shows time and weather; free 3D-print files and a no-API-key weather service, built for glance viewing.

James Bruton’s one-ball bike balances and moves omni-directionally; each omni-wheel uses 216 bearings, but steering is ...