Oh my goodness...no, I have never heard of such a thing. They look like they are having a blast so what could it hurt. I smile just thinking about it. You're such a fabulous momma!
I've never heard of such a thing, but it's something I KNOW my son would just love! Thanks for stopping by my blog...happily following you back :)http://www.wherenothinggoodcomeseasy.com
Oh my, how my boys would LOVE that!