Such a simple idea and hours of fun! Recommended for ages 3 and up. I have the blue angel one and am planning on getting the other two. It is basically a figure 8 shape of flashing lights with strings and loops you hold onto. If you look on their website there is an amazing plethora of tricks you can create. I have only managed to do a handful, and my 5 year old a couple. You can even submit tricks you create or discover. It really gets you off the couch and moving around. You move your arms and flick your wrists to get it spinning. You need to be in a dim or dark room for the full effect though!