Marshmallow Launcher Includes dozens of ideas for making different launchers, paper airplanes, rockets and more No right or wrong way to make the Launcher, kids use their own imaginations to personalize the launcher Includes small, soft fluffy balls, perfect for launching,try other items you find around the house to see what flies the farthest Kids learn the science behind why things fly while they play with the Launcher and build other flying objects Use it over and over, it all goes back in the zippered bag for easy clean up