nice rubber-launched rocket toy that falls by parachute.
I had this toy as a kid and I remember it. I needed it right away, so I sat down at the computer and modeled it. a little tweaking and now it works as it should!
WARNING: be careful when firing to avoid injury.
the parachute doesn't open every time, so keep that in mind
printed without supports.

Follow the instructions and especially the video below:

needs:
trash bag
thin strong string (ideally a piece of string from a fly kite)
M3 screw and two M3 nuts
adhesive tape
solid rubber on the launcher
a smaller rubber for the folding mechanism
one long thin rubber band for wrapping

Making parachute:

for the parachute we will use a garbage bag, preferably a stronger one, and cut a 50x50cm square out of it. then we assemble and cut according to the photos.

String production:

Binding:

detail for rubber on folding mechanism:

you will see how to assemble and use the rocket in the following video: