Pneumatic Mine

A Pneumatic mine, featured single pneumatic engine, oil pump jack and sliding trolley with ball contraption.

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New Instructions for the digicomp !

A small post to inform you that the digicomp has now its pro-rendered Building Instructions !

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Repeating Crossbow

A lego repeating crossbow with magazine and rotating reloading arm. With Pro-building instructions !


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A lego interpretation of a 3 pendulums harmonograph drawing machine.


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Lego Braiding Machine

A 5 reels fast lego braiding machine, with pro-building instructions and whole package parts + instructions for sale.

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Galileo Clock

After month of work, here is my galileo clock, with instructions and set up video !

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Lego Working Microscope

A working lego microscope using a water drop, with dual light with down shutter.

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Mechanical Calculator

A mechanical calculator, which is capable to add and substrat, featured carry mechanism, keyboard, overflow mechanism and openable part for set up.


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Mechanical Calculator – Part 3 : Overflow and Subtraction

Here is the third part on my mechanical calculator machine, focused on overflow mechanism and how to make substraction.


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Mechanical Calculator – Part 2 : Keyboard

Here is the second part on my mechanical calculator machine, focused on keyboard system.


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Mechanical Calculator – Part 1 : Carry

Here is the first part on my mechanical calculator machine, focused on carry mechanism.


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