An innovative solar powered science kit no tools or glue required the solar space station robot 7 in 1 consists of snap together plastic parts micro rechargeable battery solar panel and other other accessories the sunlight will drive the motor and the space station will run or the spaceman will walk the great thing about this kit is it doesnt have to have solar energy if played with indoors or on a cloudy day it can also be recharged via batteries a great kit for adult sci fi fans o