Click "see inside", remix, and then go to backdrops. You will see a series of images that show the constellations with or without the lines connecting the stars. Exam the ones with lines and then try to recreate the constellation by drawing the lines on the images without lines to practice.
This is for the NASA class hosted by Create & Learn https://www.create-learn.us/kids-online-club/nasa-stem-club. Join us to learn more