yes
of course,
Yes,
There are plenty of websites suitable for 13 year olds. Facebook and Twitter both allow 13 year olds to use their sites, but it really depends on the child and how mature he/she is.
yess :)
yeahh.. :)
It depends on the person.
yes
Yes as long as you have good trainer
yes cooking mama 1 and 2 are both suitable for 8 year olds
No. Campaign especially no due to excessive language and violence. Zombies is very gory. Multiplayer isn't as much but plenty of fowl language from other players. If it is played by 9 year olds, then they must be supervised by an adult.
One of the Legos games that is for 8 year olds is the Star Wars Legos games. Another of the Legos games that is suitable for 8 year olds is the Ninjago game.