Our most complex gadget, the Archimedes uses a marble-lifting mechanism inspired by the Archimedes Screw. Watch as the marbles seem to magically appear out of the center and make their way down the two maze pathways. This fully assembled gadget is powered by 2-AAA batteries.
Available in a range of colors.
The fully assembled gadget
measures approximately 4.0” x 4.0” x 5.5”
A ten chambered piston moves up and down to lift balls in this gadget. Watch Piston’s pleasing synchronous motion as all the balls move in unison from one stage to the next. It evokes an engine operating under a heavy load. This gadget is fully assembled and is powered by 2-AAA batteries.
Available in Silk Copper, Bronze and Copper as shown here.
The fully assembled gadget
measures approximately 4.0” x 2.0” x 4.5”
An especially intriguing lift mechanism with a captivating graceful motion. A single four-bar geometry traces out two intersecting semi-elliptical paths that intersect at the perfect alignment so that one of the lift arm’s cups can deposit a ball at a holding station that the other cup will later collect. This gadget is fully assembled and is powered by 2-AAA batteries.
The fully assembled gadget
measures approximately 5.0” x 2.0” x 7.6”
Sure to brighten up your holidays. Very similar to the Archimedes gadget, but shaped to appear as a Christmas tree. This gadget is fully assembled and is powered by 2-AAA batteries.
The fully assembled gadget
measures approximately 4.2” x 4.0” x 6.4”
Keep track of time with this meticulously engineered marble clock!
Balls are released every 30 seconds. They accumulate on the numbered ramps to indicate the hour and minute.
Makes a great gift or desktop conversation piece.
It takes about an hour to assemble the clock. It is USB-powered so that it will run continuously (USB cable included).
Marble Clock running at 8x speed. Initial time is 12:53:30 (read up from bottom: hours, tens of minutes, single minutes). During real-time operation balls are released every 30 seconds.
The Marble Clock
measures approximately 4.5” x 2.0” x 5.25”
Watch and listen as the marbles make their way down the ramps. This fully assembled Small Gear gadget makes the perfect gift or desktop treasure. It is powered by 2-AAA batteries. Solar-powered models are also available.
The fully assembled Small Gear gadget
Measures approximately 3.5” x 3.5” x 3.5”
If you don’t have a 3D printer but still want to assemble your own gadget, this is for you. You’ll receive all of the 3D-printed parts and other components to build your own Small Gear gadget.
The Small Gear Assembly Kit, shown above, includes 3D-printed small gear parts, required screws, on/off button, battery compartment and marbles.
The assembled Small Gear gadget measures approximately 3.5” x 3.5” x 3.5”
$35.00 plus tax and shipping
If you have a 3D printer, we’re offering gadgets you can download and print yourself. Just download the STL files for FREE (see below)!
This simple hand-operated gadget is great for younger kids.
This is a simplified hand-operated version of our ‘Piston’ gadget.
This battery-powered gadget has uses magnets to lift the marbles.