A thorougly clever design for a sign which can transform from reading “open” to “closed” while fully concealing the letters which are currently not in use. You can download the designs to 3D print your own over on Thingiverse.
Fans of Super Mario Bros. will immediately recognize this obnoxious bit of vegetation as a Piranha Plant. Jason from JK Brickworks brought the creature to life in mechanized LEGO form, complete with a motor drive to pop the plant up and down from a pipe as it chomps its jaws.
While we’re not sure how often you actually need to sort LEGO axle pieces, we’re still blown away by this mesmerizing mechanical marvel, built by LEGO-maniac Akiyuki, using just a single drive motor.
Countless precisely-cut strips of paper and tiny gears comprise this amazing mechanical marvel – a biped robot assembled entirely from paper, a few wood dowels, and powered by rubber bands.
More Awesome Stuff