If you are looking for a fun and creative gift for a birthday party I suggest the Back Spin double sided puzzle. This is unlike any puzzle we have every tried before. It reminds me of a cross between a rubix cube and a puzzle. And it's double sided! So how does this work? Well, on both sides of the puzzle there are colored pods, in each pod 3 balls fit but the trick is to get all 3 balls in the color of the pod! The only pod that should have 2 balls is the purple the rest should all have three. ...