Solar Powered Toy Boat.

Water Bike by Izzet Ozgocmen

Fighting Covid-19, a modified BVM

turntable with large stepper motor v1

rack and pinion mechanism

asynchronous blinking LEDs with an arduino

pins and pins coupling

Tangent Drive Compressor or Motor Concept.

pneumatic rivet press

beaver tail mechanism

one rotation two stroke

balanced-cut and trimming of shells

arduino and breadboard version three

two hammer swaging machine operation

how a steam injector works

venturi effect with human voice.

seyhan's parallel arms gripper

seyhan's swinging arms gripper

box transport mechanism with human voice

Principles of Rocket Flight

the curtis steam turbine with human voice

Working principles of a double acting rotary actuator.

how a single vane rotary actuator works

would you like to live in a world where there are no hurricanes?

how centrifugal pumps work

making a compass with sewing needle and water by using a magnet

Seyhan's wing flapping mechanism

how ram pumps work new version

Trammel of Archimedes

how to make an involute gear by hobbing process