Just count me among the happy kids, even though I'm not 3 years old, nor even 10 years old, but am headed for 60 years old soon
I don't know if it'll work or not -- whether the lines will be visible enough from one board, through another, but it's worth a try, and at the price of a toy is well worth the financial risk
The erase button is easy to use and my 4 year old likes this
If treated well, the other boards I've owned do last a long time, although I haven't tested Play N Trace longterm
My daughter loves tracing things on this board
Gift for granddaughter - seems to be awesome And so do adults! It's a lot of fun