Mini Trebuchet
Furnished content.
(from Lumberjocks.com)
Quarantine time also means making fun things with your kids. We based it on this http://woodarchivist.com/3769-toy-trebuchet-plans/ but modified it to be easier for the kids to make. They've had fun launching rocks down the driveway.
edit: Woodworking/auto___mini_trebuchet.wikieditish...