Overview: Open the package! Turn the flying saucer, make the little ball stay at the beginning. Go & pass the barriers & arrive the ending according to the orientation along with the arrowhead orderly, there is a victorious flag flutter to you! Promote self discipline. Control balance. Improve the understanding of space! Specification: Weight Approx:57.6g Size Approx:13.4 x 13.4 x 7.5