Impossible marble thrower .
Discover your skills throwing marbles into the baskets.
You will need 8-10 mm diameter marbles, place them on the trampoline and enjoy.
If you have steel balls it will give you more security in your shots.
Two models,
Without holes the ball stays in each basket.
With holes, the ball always falls to the bottom through the hole in each basket.
other models similar in https://www.printables.com/es/model/633728-three-games-impossible-models
Here is a video of a previous version, the published version has a back wall so you don't lose the marbles.
Enjoy