Willemvd
thingiverse
free
![MarbleFun by WillemvD](/t/8111919.jpg)
MarbleFun by WillemvD
...marblefun by willemvd
thingiverse
https://youtu.be/hrd8kk79cdc
your (grand)children will love it!
thingiverse
free
![MarbleMover by WillemvD](/t/8111949.jpg)
MarbleMover by WillemvD
...marblemover by willemvd
thingiverse
https://youtu.be/hrd8kk79cdc
your (grand)children will love it!
thingiverse
free
![Three in a row by WillemvD](/t/8254848.jpg)
Three in a row by WillemvD
...three in a row by willemvd
thingiverse
three in a row classic version.
thingiverse
free
![Whistling propellor by WillemvD](/t/8694924.jpg)
Whistling propellor by WillemvD
...istling propellor by willemvd
thingiverse
https://youtu.be/qjzllndmnp4
a two component sound generator. works on a toy dc motor.
thingiverse
free
![Candy Bucket by WillemvD](/t/8276260.jpg)
Candy Bucket by WillemvD
...y willemvd
thingiverse
printed buckets full of candy, carried by the robot. the kids will have fun.
https://youtu.be/sd_6ownlv54
thingiverse
free
![Static Candy Dispenser by WillemvD](/t/8635022.jpg)
Static Candy Dispenser by WillemvD
...static candy dispenser by willemvd
thingiverse
hopefully you do a better paint job.
thingiverse
free
![Marble mania by WillemvD](/t/8256614.jpg)
Marble mania by WillemvD
...thingiverse
a marble in orbit...
https://youtu.be/reivgsk-oai
a drop of oil on the four contact points and the tip of the rotor.
thingiverse
free
![ServoSpirograph by WillemvD](/t/8662345.jpg)
ServoSpirograph by WillemvD
...
by changing the parameters in the sketch, different patterns are generated.
the disk is cd size and fits on a 5mm stepper shaft.
thingiverse
free
![MoonWalker by WillemvD](/t/8967123.jpg)
MoonWalker by WillemvD
...be
simple 3d printed walking mechanisme. the frame sizes depend on the gearwheels and geared motor you have "in stock".