In my opinion, no! It is extremely dangerous as if an innocent civilian is behind you and sparks fly into their face or clothing, it can shock them or even burn them. Also, the spark cartridges are...
Yes! My family bought two many years ago and they still work yery well. They are fun and great for excersize! Have fun!~ =) edit: yeah this dude is right I messed around on a tinier kid one and is...