ToysmithPeg Game

How many pegs come with the game?

The description says 12x12x4, is it really? I see reviews that says it isn't. If not, why hasn't amazon made them update this false information?

on box it says for 8 years and up; yet under product info it says 3 and up. Which one is it? I want to buy it for my niece, 3 yrs. and nephew, 4 yrs.

the triangle peg game I can do 5 out of 5 tries but can I get a solution and where