Switch battery aa with battery holder screws pack screwdriver.
Build your own marble machine.
Sandpaper knife wood glue.
A marble machine is a creative ball run contraption made from familiar materials designed to send a rolling marble through tubes and funnels across tracks and bumpers and into a catch at the end.
Place the cut out trash parts between the ball track and use it as the strut.
Http goo gl yjd1bn my other projects.
Then glue all the couplers in the proper slots.
To connect the motor with battery and.
Build your own marble machine and feel it.
See build instructions here.
Laser cut wood components motor with rudder arm steel balls.
For simplicity the wires are terminated with pins.
Think about how you can design your own lifters and get your own ball rolling.
Take a sheet of paper and draw out some ideas.
If you can get it to the top gravity will do the rest.
15x15x10cm you do not need a soldering iron.