There are actually 2 discs (which makes it a better purchase than I thought!) and it took more than the standard 5 days to be delivered. Other than than- it does exactly what it says on the box (set) by keeping little people entertained. :-)
My children used to love this when they were small the eldest of which is now 49 years old, I was telling my 5 year old grandaughter about Bill and Ben and decided to try on Amazon if it was available for her she absolutely loves it!!